Class Hierarchy

abc.ABC
- sqlalchemy.ext.asyncio.base.StartableContext - Undocumented
  - sqlalchemy.ext.asyncio.engine.AsyncConnection - An asyncio proxy for a _engine.Connection.
  - sqlalchemy.ext.asyncio.engine.AsyncEngine._trans_ctx - Undocumented
  - sqlalchemy.ext.asyncio.engine.AsyncTransaction - An asyncio proxy for a _engine.Transaction.
  - sqlalchemy.ext.asyncio.session.AsyncSessionTransaction - A wrapper for the ORM _orm.SessionTransaction object.
- sqlalchemy.testing.plugin.plugin_base.FixtureFunctions - Undocumented
  - sqlalchemy.testing.plugin.pytestplugin.PytestFixtureFunctions - No class docstring; 0/1 class variable, 1/7 method documented
collections.namedtuple('FromLinter', ['froms', 'edges'])
- sqlalchemy.sql.compiler.FromLinter - Undocumented
collections.namedtuple('SQLCursorExecuteObserved', ['statement', 'parameters', 'context', 'executemany'])
- sqlalchemy.testing.assertsql.SQLCursorExecuteObserved - Undocumented
DeprecationWarning
- sqlalchemy.exc.SADeprecationWarning - Issued for usage of deprecated APIs.
  - sqlalchemy.exc.Base20DeprecationWarning - Issued for usage of APIs specifically deprecated or legacy in SQLAlchemy 2.0.
    - sqlalchemy.exc.LegacyAPIWarning - indicates an API that is in 'legacy' status, a long term deprecation.
    - sqlalchemy.exc.RemovedIn20Warning - indicates an API that will be fully removed in SQLAlchemy 2.0.
      - sqlalchemy.exc.MovedIn20Warning - Subtype of RemovedIn20Warning to indicate an API that moved only.
dict
- sqlalchemy.ext.mutable.MutableDict - A dictionary type that implements .Mutable.
- sqlalchemy.orm.collections.InstrumentedDict - An instrumented version of the built-in dict.
- sqlalchemy.orm.collections.MappedCollection - A basic dictionary-based collection class.
- sqlalchemy.orm.instrumentation.ClassManager - Tracks state information at the class level.
  - sqlalchemy.ext.instrumentation._ClassInstrumentationAdapter - Adapts a user-defined InstrumentationManager to a ClassManager.
- sqlalchemy.orm.mapper._ColumnMapping - Error reporting helper for mapper._columntoproperty.
- sqlalchemy.orm.path_registry.CachingEntityRegistry - Undocumented
- sqlalchemy.sql.base.prefix_anon_map - A map that creates new keys for missing key access.
- sqlalchemy.sql.traversals.anon_map - A map that creates new keys for missing key access.
- sqlalchemy.testing.util.adict - Dict keys available as attributes. Shadows.
- sqlalchemy.util._collections.FacadeDict - A dictionary that is not publicly mutable.
- sqlalchemy.util._collections.LRUCache - Dictionary with 'squishy' removal of least recently used items.
- sqlalchemy.util._collections.PopulateDict - A dict which populates missing values via a creation function.
- sqlalchemy.util._collections.WeakPopulateDict - Like PopulateDict, but assumes a self + a method and does not create a reference cycle.
Exception
- sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.Error - Undocumented
  - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.DatabaseError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.DataError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.IntegrityError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.InternalError - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.InternalServerError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.NotSupportedError - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.InvalidCachedStatementError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.OperationalError - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.ProgrammingError - Undocumented
  - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.InterfaceError - Undocumented
- sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi.Warning - Undocumented
- sqlalchemy.exc.SQLAlchemyError - Generic error class.
  - sqlalchemy.exc.ArgumentError - Raised when an invalid or conflicting function argument is supplied.
    - sqlalchemy.exc.AmbiguousForeignKeysError - Raised when more than one foreign key matching can be located between two selectables during a join.
    - sqlalchemy.exc.NoForeignKeysError - Raised when no foreign keys can be located between two selectables during a join.
    - sqlalchemy.exc.NoSuchModuleError - Raised when a dynamically-loaded module (usually a database dialect) of a particular name cannot be located.
    - sqlalchemy.exc.ObjectNotExecutableError - Raised when an object is passed to .execute() that can't be executed as SQL.
  - sqlalchemy.exc.CircularDependencyError - Raised by topological sorts when a circular dependency is detected.
  - sqlalchemy.exc.CompileError - Raised when an error occurs during SQL compilation
    - sqlalchemy.exc.UnsupportedCompilationError - Raised when an operation is not supported by the given compiler.
  - sqlalchemy.exc.DisconnectionError - A disconnect is detected on a raw DB-API connection.
    - sqlalchemy.exc.InvalidatePoolError - Raised when the connection pool should invalidate all stale connections.
  - sqlalchemy.exc.IdentifierError - Raised when a schema name is beyond the max character limit
  - sqlalchemy.exc.InvalidRequestError - SQLAlchemy was asked to do something it can't do.
    - sqlalchemy.exc.AwaitRequired - Error raised by the async greenlet spawn if no async operation was awaited when it required one.
    - sqlalchemy.exc.MissingGreenlet - Error raised by the async greenlet await_ if called while not inside the greenlet spawn context.
    - sqlalchemy.exc.MultipleResultsFound - A single database result was required but more than one were found.
    - sqlalchemy.exc.NoInspectionAvailable - A subject passed to sqlalchemy.inspection.inspect produced no context for inspection.
    - sqlalchemy.exc.NoReferenceError - Raised by ForeignKey to indicate a reference cannot be resolved.
      - sqlalchemy.exc.NoReferencedColumnError - Raised by ForeignKey when the referred Column cannot be located.
      - sqlalchemy.exc.NoReferencedTableError - Raised by ForeignKey when the referred Table cannot be located.
    - sqlalchemy.exc.NoResultFound - A database result was required but none was found.
    - sqlalchemy.exc.NoSuchColumnError - A nonexistent column is requested from a Row.
    - sqlalchemy.exc.NoSuchTableError - Table does not exist or is not visible to a connection.
    - sqlalchemy.exc.PendingRollbackError - A transaction has failed and needs to be rolled back before continuing.
    - sqlalchemy.exc.ResourceClosedError - An operation was requested from a connection, cursor, or other object that's in a closed state.
    - sqlalchemy.exc.UnboundExecutionError - SQL was attempted without a database connection to execute it on.
    - sqlalchemy.exc.UnreflectableTableError - Table exists but can't be reflected for some reason.
    - sqlalchemy.ext.asyncio.exc.AsyncContextAlreadyStarted - a startable context manager is already started.
    - sqlalchemy.ext.asyncio.exc.AsyncContextNotStarted - a startable context manager has not been started.
    - sqlalchemy.ext.asyncio.exc.AsyncMethodRequired - an API can't be used because its result would not be compatible with async
    - sqlalchemy.orm.exc.LoaderStrategyException - A loader strategy for an attribute does not exist.
    - sqlalchemy.orm.exc.ObjectDeletedError - A refresh operation failed to retrieve the database row corresponding to an object's known primary key identity.
    - sqlalchemy.orm.exc.UnmappedColumnError - Mapping operation was requested on an unknown column.
    - sqlalchemy.orm.exc.UnmappedError - Base for exceptions that involve expected mappings not present.
      - sqlalchemy.orm.exc.UnmappedClassError - An mapping operation was requested for an unknown class.
      - sqlalchemy.orm.exc.UnmappedInstanceError - An mapping operation was requested for an unknown instance.
  - sqlalchemy.exc.StatementError - An error occurred during execution of a SQL statement.
    - sqlalchemy.exc.DBAPIError - Raised when the execution of a database operation fails.
      - sqlalchemy.exc.DatabaseError - Wraps a DB-API DatabaseError.
        sqlalchemy.exc.DataError - Wraps a DB-API DataError.
        sqlalchemy.exc.IntegrityError - Wraps a DB-API IntegrityError.
        sqlalchemy.exc.InternalError - Wraps a DB-API InternalError.
        sqlalchemy.exc.NotSupportedError - Wraps a DB-API NotSupportedError.
        sqlalchemy.exc.OperationalError - Wraps a DB-API OperationalError.
        sqlalchemy.exc.ProgrammingError - Wraps a DB-API ProgrammingError.
      - sqlalchemy.exc.InterfaceError - Wraps a DB-API InterfaceError.
  - sqlalchemy.exc.TimeoutError - Raised when a connection pool times out on getting a connection.
  - sqlalchemy.orm.exc.DetachedInstanceError - An attempt to access unloaded attributes on a mapped instance that is detached.
  - sqlalchemy.orm.exc.FlushError - A invalid condition was detected during flush().
  - sqlalchemy.orm.exc.ObjectDereferencedError - An operation cannot complete due to an object being garbage collected.
  - sqlalchemy.orm.exc.StaleDataError - An operation encountered database state that is unaccounted for.
- sqlalchemy.orm.evaluator.UnevaluatableError - Undocumented
- sqlalchemy.orm.mapper._OptGetColumnsNotAvailable - Undocumented
- sqlalchemy.util.queue.Empty - Exception raised by Queue.get(block=0)/get_nowait().
- sqlalchemy.util.queue.Full - Exception raised by Queue.put(block=0)/put_nowait().
frozenset
- sqlalchemy.orm.util.CascadeOptions - Keeps track of the options sent to :paramref:`.relationship.cascade`
greenlet.greenlet
- sqlalchemy.util._concurrency_py3k._AsyncIoGreenlet - Undocumented
int
- sqlalchemy.util.langhelpers._symbol - No class docstring; 1/4 method documented
KeyError
- sqlalchemy.exc.NoSuchColumnError - A nonexistent column is requested from a Row.
list
- sqlalchemy.ext.mutable.MutableList - A list type that implements .Mutable.
- sqlalchemy.ext.orderinglist.OrderingList - A custom list that manages position information for its children.
- sqlalchemy.orm.collections.InstrumentedList - An instrumented version of the built-in list.
mypy.plugin.Plugin
- sqlalchemy.ext.mypy.plugin.SQLAlchemyPlugin - Undocumented
namedtuple('CacheKey', ['key', 'bindparams'])
- sqlalchemy.sql.expression.CacheKey - The key used to identify a SQL statement construct in the SQL compilation cache.
object
- sqlalchemy.connectors.Connector - Undocumented
  - sqlalchemy.connectors.mxodbc.MxODBCConnector - No class docstring; 0/5 class variable, 2/8 methods, 1/2 class method documented
    - sqlalchemy.dialects.mssql.mxodbc.MSDialect_mxodbc - Undocumented
    - sqlalchemy.dialects.sybase.mxodbc.SybaseDialect_mxodbc - Undocumented
  - sqlalchemy.connectors.pyodbc.PyODBCConnector - Undocumented
    - sqlalchemy.dialects.mssql.pyodbc.MSDialect_pyodbc - Undocumented
    - sqlalchemy.dialects.mysql.pyodbc.MySQLDialect_pyodbc - No class docstring; 0/4 class variable, 1/3 method documented
    - sqlalchemy.dialects.sybase.pyodbc.SybaseDialect_pyodbc - Undocumented
- sqlalchemy.databases.mssql._DateTimeBase - Undocumented
  - sqlalchemy.databases.mssql._MSDateTime - Undocumented
  - sqlalchemy.dialects.mssql.DATETIME2 - Undocumented
  - sqlalchemy.dialects.mssql.DATETIMEOFFSET - Undocumented
    - sqlalchemy.dialects.mssql.pyodbc._ODBCDATETIMEOFFSET - Undocumented
  - sqlalchemy.dialects.mssql.SMALLDATETIME - Undocumented
- sqlalchemy.databases.mssql._UnicodeLiteral - Undocumented
  - sqlalchemy.databases.mssql._MSUnicode - Undocumented
  - sqlalchemy.databases.mssql._MSUnicodeText - Undocumented
- sqlalchemy.databases.mysql._DecodingRow - Return unicode-decoded values based on type inspection.
- sqlalchemy.databases.sqlite._DateTimeMixin - No class docstring; 1/1 property, 0/2 instance variable, 0/3 method documented
  - sqlalchemy.dialects.sqlite.DATE - Represent a Python date object in SQLite using a string.
    - sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteDate - Undocumented
  - sqlalchemy.dialects.sqlite.DATETIME - Represent a Python datetime object in SQLite using a string.
    - sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteTimeStamp - Undocumented
  - sqlalchemy.dialects.sqlite.TIME - Represent a Python time object in SQLite using a string.
- sqlalchemy.databases.sybase._SybaseUnitypeMixin - these types appear to return a buffer object.
  - sqlalchemy.dialects.sybase.UNICHAR - Undocumented
  - sqlalchemy.dialects.sybase.UNITEXT - Undocumented
  - sqlalchemy.dialects.sybase.UNIVARCHAR - Undocumented
- sqlalchemy.dialects.firebird.kinterbasdb._kinterbasdb_numeric - Undocumented
  - sqlalchemy.dialects.firebird.kinterbasdb._FBFloat_kinterbasdb - Undocumented
  - sqlalchemy.dialects.firebird.kinterbasdb._FBNumeric_kinterbasdb - Undocumented
- sqlalchemy.dialects.mssql.json._FormatTypeMixin - Undocumented
  - sqlalchemy.dialects.mssql.json.JSONIndexType - Undocumented
  - sqlalchemy.dialects.mssql.json.JSONPathType - Undocumented
- sqlalchemy.dialects.mssql.pyodbc._ms_binary_pyodbc - No summary
  - sqlalchemy.dialects.mssql.pyodbc._BINARY_pyodbc - Undocumented
  - sqlalchemy.dialects.mssql.pyodbc._VARBINARY_pyodbc - Undocumented
- sqlalchemy.dialects.mssql.pyodbc._ms_numeric_pyodbc - Turns Decimals with adjusted() < 0 or > 7 into strings.
  - sqlalchemy.dialects.mssql.pyodbc._MSFloat_pyodbc - Undocumented
  - sqlalchemy.dialects.mssql.pyodbc._MSNumeric_pyodbc - Undocumented
    - sqlalchemy.dialects.mssql.mxodbc._MSNumeric_mxodbc - Include pyodbc's numeric processor.
- sqlalchemy.dialects.mssql.pyodbc._ODBCDateTimeBindProcessor - Add bind processors to handle datetimeoffset behaviors
  - sqlalchemy.dialects.mssql.pyodbc._ODBCDateTime - Undocumented
  - sqlalchemy.dialects.mssql.pyodbc._ODBCDATETIMEOFFSET - Undocumented
- sqlalchemy.dialects.mysql.json._FormatTypeMixin - Undocumented
  - sqlalchemy.dialects.mysql.json.JSONIndexType - Undocumented
  - sqlalchemy.dialects.mysql.json.JSONPathType - Undocumented
- sqlalchemy.dialects.mysql.reflection.MySQLTableDefinitionParser - Parses the results of a SHOW CREATE TABLE statement.
- sqlalchemy.dialects.mysql.reflection.ReflectedState - Stores raw information about a SHOW CREATE TABLE statement.
- sqlalchemy.dialects.mysql.types._NumericType - Base for MySQL numeric types.
  - sqlalchemy.dialects.mysql.types._FloatType - Undocumented
    - sqlalchemy.dialects.mysql.types.DOUBLE - MySQL DOUBLE type.
    - sqlalchemy.dialects.mysql.types.FLOAT - MySQL FLOAT type.
    - sqlalchemy.dialects.mysql.types.REAL - MySQL REAL type.
  - sqlalchemy.dialects.mysql.types._IntegerType - Undocumented
    - sqlalchemy.dialects.mysql.types.BIGINT - MySQL BIGINTEGER type.
    - sqlalchemy.dialects.mysql.types.INTEGER - MySQL INTEGER type.
    - sqlalchemy.dialects.mysql.types.MEDIUMINT - MySQL MEDIUMINTEGER type.
    - sqlalchemy.dialects.mysql.types.SMALLINT - MySQL SMALLINTEGER type.
    - sqlalchemy.dialects.mysql.types.TINYINT - MySQL TINYINT type.
  - sqlalchemy.dialects.mysql.types.DECIMAL - MySQL DECIMAL type.
  - sqlalchemy.dialects.mysql.types.NUMERIC - MySQL NUMERIC type.
- sqlalchemy.dialects.postgresql.ranges.RangeOperators - No summary
  - sqlalchemy.dialects.postgresql.DATERANGE - Represent the PostgreSQL DATERANGE type.
  - sqlalchemy.dialects.postgresql.ranges.INT4RANGE - Represent the PostgreSQL INT4RANGE type.
  - sqlalchemy.dialects.postgresql.ranges.INT8RANGE - Represent the PostgreSQL INT8RANGE type.
  - sqlalchemy.dialects.postgresql.ranges.NUMRANGE - Represent the PostgreSQL NUMRANGE type.
  - sqlalchemy.dialects.postgresql.TSRANGE - Represent the PostgreSQL TSRANGE type.
  - sqlalchemy.dialects.postgresql.TSTZRANGE - Represent the PostgreSQL TSTZRANGE type.
- sqlalchemy.dialects.sqlite.json._FormatTypeMixin - Undocumented
  - sqlalchemy.dialects.sqlite.json.JSONIndexType - Undocumented
  - sqlalchemy.dialects.sqlite.json.JSONPathType - Undocumented
- sqlalchemy.engine.base.Engine._trans_ctx - Undocumented
- sqlalchemy.engine.base.OptionEngineMixin - Undocumented
  - sqlalchemy.engine.base.OptionEngine - Undocumented
  - sqlalchemy.future.engine.OptionEngine - Undocumented
- sqlalchemy.engine.cursor.BaseCursorResult - Base class for database result objects.
  - sqlalchemy.engine.cursor.CursorResult - A Result that is representing state from a DBAPI cursor.
    - sqlalchemy.engine.cursor.LegacyCursorResult - Legacy version of .CursorResult.
      - sqlalchemy.engine.cursor.BufferedColumnResultProxy - A ResultProxy with column buffering behavior.
      - sqlalchemy.engine.cursor.BufferedRowResultProxy - A ResultProxy with row buffering behavior.
      - sqlalchemy.engine.cursor.FullyBufferedResultProxy - A result proxy that buffers rows fully upon creation.
- sqlalchemy.engine.cursor.ResultFetchStrategy - Define a fetching strategy for a result object.
  - sqlalchemy.engine.cursor.CursorFetchStrategy - Call fetch methods from a DBAPI cursor.
    - sqlalchemy.engine.cursor.BufferedRowCursorFetchStrategy - A cursor fetch strategy with row buffering behavior.
    - sqlalchemy.engine.cursor.FullyBufferedCursorFetchStrategy - A cursor strategy that buffers rows fully upon creation.
  - sqlalchemy.engine.cursor.NoCursorFetchStrategy - Cursor strategy for a result that has no open cursor.
    - sqlalchemy.engine.cursor.NoCursorDMLFetchStrategy - Cursor strategy for a DML result that has no open cursor.
    - sqlalchemy.engine.cursor.NoCursorDQLFetchStrategy - Cursor strategy for a DQL result that has no open cursor.
- sqlalchemy.engine.default._RendersLiteral - Undocumented
  - sqlalchemy.engine.default._StrDate - Undocumented
  - sqlalchemy.engine.default._StrDateTime - Undocumented
  - sqlalchemy.engine.default._StrTime - Undocumented
- sqlalchemy.engine.interfaces.AdaptedConnection - Interface of an adapted connection object to support the DBAPI protocol.
- sqlalchemy.engine.interfaces.Connectable - Interface for an object which supports execution of SQL constructs.
  - sqlalchemy.engine.base.Connection - Provides high-level functionality for a wrapped DB-API connection.
  - sqlalchemy.engine.base.Engine - Connects a ~sqlalchemy.pool.Pool and ~sqlalchemy.engine.interfaces.Dialect together to provide a source of database connectivity and behavior.
    - sqlalchemy.engine.base.OptionEngine - Undocumented
  - sqlalchemy.engine.mock.MockConnection - Undocumented
- sqlalchemy.engine.interfaces.CreateEnginePlugin - A set of hooks intended to augment the construction of an _engine.Engine object based on entrypoint names in a URL.
- sqlalchemy.engine.interfaces.Dialect - Define the behavior of a specific database and DB-API combination.
  - sqlalchemy.engine.default.DefaultDialect - Default implementation of Dialect
    - sqlalchemy.databases.firebird.FBDialect - Firebird dialect
      - sqlalchemy.dialects.firebird.kinterbasdb.FBDialect_kinterbasdb - No class docstring; 0/5 instance variable, 0/5 class variable, 1/8 method, 0/1 class method documented
        sqlalchemy.dialects.firebird.fdb.FBDialect_fdb - No class docstring; 0/1 class variable, 1/3 method, 0/1 class method documented
    - sqlalchemy.databases.mssql.MSDialect - Undocumented
      - sqlalchemy.dialects.mssql.mxodbc.MSDialect_mxodbc - Undocumented
      - sqlalchemy.dialects.mssql.pymssql.MSDialect_pymssql - Undocumented
      - sqlalchemy.dialects.mssql.pyodbc.MSDialect_pyodbc - Undocumented
    - sqlalchemy.databases.mysql.MySQLDialect - Details of the MySQL dialect. Not used directly in application code.
      - sqlalchemy.dialects.mysql.mariadbconnector.MySQLDialect_mariadbconnector - Undocumented
      - sqlalchemy.dialects.mysql.mysqlconnector.MySQLDialect_mysqlconnector - Undocumented
      - sqlalchemy.dialects.mysql.mysqldb.MySQLDialect_mysqldb - No class docstring; 0/1 property, 0/1 instance variable, 0/8 class variable, 1/11 method, 0/1 class method documented
        sqlalchemy.dialects.mysql.cymysql.MySQLDialect_cymysql - Undocumented
        sqlalchemy.dialects.mysql.pymysql.MySQLDialect_pymysql - Undocumented
        sqlalchemy.dialects.mysql.aiomysql.MySQLDialect_aiomysql - Undocumented
        sqlalchemy.dialects.mysql.asyncmy.MySQLDialect_asyncmy - Undocumented
      - sqlalchemy.dialects.mysql.oursql.MySQLDialect_oursql - No class docstring; 0/8 class variable, 4/22 methods, 0/1 class method documented
      - sqlalchemy.dialects.mysql.pyodbc.MySQLDialect_pyodbc - No class docstring; 0/4 class variable, 1/3 method documented
    - sqlalchemy.databases.oracle.OracleDialect - No class docstring; 0/5 property, 0/7 instance variable, 0/20 class variable, 3/30 methods documented
      - sqlalchemy.dialects.oracle.cx_oracle.OracleDialect_cx_oracle - No class docstring; 0/1 property, 0/13 instance variable, 0/6 class variable, 2/20 methods, 0/1 class method documented
    - sqlalchemy.databases.postgresql.PGDialect - No class docstring; 0/12 instance variable, 0/20 class variable, 1/38 method documented
      - sqlalchemy.dialects.postgresql.asyncpg.PGDialect_asyncpg - No class docstring; 0/2 property, 0/1 instance variable, 0/11 class variable, 3/13 methods, 0/2 class method documented
      - sqlalchemy.dialects.postgresql.pg8000.PGDialect_pg8000 - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2.PGDialect_psycopg2 - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2cffi.PGDialect_psycopg2cffi - Undocumented
      - sqlalchemy.dialects.postgresql.pygresql.PGDialect_pygresql - Undocumented
      - sqlalchemy.dialects.postgresql.pypostgresql.PGDialect_pypostgresql - Undocumented
    - sqlalchemy.databases.sqlite.SQLiteDialect - No class docstring; 0/9 instance variable, 0/11 class variable, 1/23 method documented
      - sqlalchemy.dialects.sqlite.pysqlite.SQLiteDialect_pysqlite - Undocumented
        sqlalchemy.dialects.sqlite.aiosqlite.SQLiteDialect_aiosqlite - Undocumented
        sqlalchemy.dialects.sqlite.pysqlcipher.SQLiteDialect_pysqlcipher - Undocumented
    - sqlalchemy.databases.sybase.SybaseDialect - No class docstring; 0/1 instance variable, 0/10 class variable, 1/14 method documented
      - sqlalchemy.dialects.sybase.pyodbc.SybaseDialect_pyodbc - Undocumented
      - sqlalchemy.dialects.sybase.pysybase.SybaseDialect_pysybase - Undocumented
    - sqlalchemy.engine.default.StrCompileDialect - Undocumented
- sqlalchemy.engine.interfaces.ExceptionContext - Encapsulate information about an error condition in progress.
  - sqlalchemy.engine.base.ExceptionContextImpl - Implement the .ExceptionContext interface.
- sqlalchemy.engine.interfaces.ExecutionContext - A messenger object for a Dialect that corresponds to a single execution.
  - sqlalchemy.engine.default.DefaultExecutionContext - No class docstring; 0/10 property, 1/29 instance variable, 0/4 class variable, 5/30 methods, 4/4 class methods documented
    - sqlalchemy.databases.firebird.FBExecutionContext - No class docstring; 1/1 method documented
      - sqlalchemy.dialects.firebird.kinterbasdb.FBExecutionContext_kinterbasdb - Undocumented
    - sqlalchemy.databases.mssql.MSExecutionContext - No class docstring; 0/1 property, 0/4 instance variable, 0/1 class variable, 2/8 methods documented
      - sqlalchemy.dialects.mssql.pyodbc.MSExecutionContext_pyodbc - No class docstring; 0/2 instance variable, 1/2 method documented
        sqlalchemy.dialects.mssql.mxodbc.MSExecutionContext_mxodbc - The pyodbc execution context is useful for enabling SELECT SCOPE_IDENTITY in cases where OUTPUT clause does not work (tables with insert triggers).
    - sqlalchemy.databases.mysql.MySQLExecutionContext - Undocumented
      - sqlalchemy.dialects.mysql.mariadbconnector.MySQLExecutionContext_mariadbconnector - Undocumented
      - sqlalchemy.dialects.mysql.mysqldb.MySQLExecutionContext_mysqldb - Undocumented
      - sqlalchemy.dialects.mysql.oursql.MySQLExecutionContext_oursql - Undocumented
      - sqlalchemy.dialects.mysql.pyodbc.MySQLExecutionContext_pyodbc - Undocumented
    - sqlalchemy.databases.oracle.OracleExecutionContext - Undocumented
      - sqlalchemy.dialects.oracle.cx_oracle.OracleExecutionContext_cx_oracle - Undocumented
    - sqlalchemy.databases.postgresql.PGExecutionContext - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.PGExecutionContext_asyncpg - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000.PGExecutionContext_pg8000 - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2.PGExecutionContext_psycopg2 - Undocumented
      - sqlalchemy.dialects.postgresql.pypostgresql.PGExecutionContext_pypostgresql - Undocumented
    - sqlalchemy.databases.sqlite.SQLiteExecutionContext - Undocumented
      - sqlalchemy.dialects.sqlite.aiosqlite.SQLiteExecutionContext_aiosqlite - Undocumented
    - sqlalchemy.databases.sybase.SybaseExecutionContext - No class docstring; 0/1 instance variable, 1/4 method documented
      - sqlalchemy.dialects.sybase.pyodbc.SybaseExecutionContext_pyodbc - Undocumented
      - sqlalchemy.dialects.sybase.pysybase.SybaseExecutionContext_pysybase - Undocumented
- sqlalchemy.engine.reflection.Inspector - Performs database schema inspection.
  - sqlalchemy.databases.postgresql.PGInspector - No class docstring; 4/4 methods documented
  - sqlalchemy.databases.sybase.SybaseInspector - No class docstring; 1/2 method documented
- sqlalchemy.engine.result._WithKeys - No class docstring; 1/1 method documented
  - sqlalchemy.engine.result.MappingResult - A wrapper for a _engine.Result that returns dictionary values rather than _engine.Row values.
  - sqlalchemy.engine.result.Result - Represent a set of database results.
    - sqlalchemy.engine.cursor.CursorResult - A Result that is representing state from a DBAPI cursor.
      - sqlalchemy.engine.cursor.LegacyCursorResult - Legacy version of .CursorResult.
        sqlalchemy.engine.cursor.BufferedColumnResultProxy - A ResultProxy with column buffering behavior.
        sqlalchemy.engine.cursor.BufferedRowResultProxy - A ResultProxy with row buffering behavior.
        sqlalchemy.engine.cursor.FullyBufferedResultProxy - A result proxy that buffers rows fully upon creation.
    - sqlalchemy.engine.result.IteratorResult - A .Result that gets data from a Python iterator of .Row objects.
      - sqlalchemy.engine.result.ChunkedIteratorResult - An .IteratorResult that works from an iterator-producing callable.
      - sqlalchemy.engine.result.MergedResult - A _engine.Result that is merged from any number of _engine.Result objects.
- sqlalchemy.engine.result.FrozenResult - Represents a .Result object in a "frozen" state suitable for caching.
- sqlalchemy.engine.result.ResultMetaData - Base for metadata about result rows.
  - sqlalchemy.engine.cursor._NoResultMetaData - Undocumented
    - sqlalchemy.engine.cursor._LegacyNoResultMetaData - Undocumented
  - sqlalchemy.engine.cursor.CursorResultMetaData - Result metadata for DBAPI cursors.
    - sqlalchemy.engine.cursor.LegacyCursorResultMetaData - Undocumented
  - sqlalchemy.engine.result.SimpleResultMetaData - result metadata for in-memory collections.
- sqlalchemy.engine.row.BaseRow - No class docstring; 0/1 class variable, 1/11 method documented
  - sqlalchemy.engine.row.Row - Represent a single result row.
    - sqlalchemy.engine.row.LegacyRow - A subclass of .Row that delivers 1.x SQLAlchemy behaviors for Core.
      - sqlalchemy.engine.cursor.BufferedColumnRow - Row is now BufferedColumn in all cases
  - sqlalchemy.engine.row.RowMapping - A Mapping that maps column names and objects to .Row values.
- sqlalchemy.engine.strategies.MockEngineStrategy - Undocumented
- sqlalchemy.engine.util.TransactionalContext - Apply Python context manager behavior to transaction objects.
  - sqlalchemy.engine.base.Transaction - Represent a database transaction in progress.
    - sqlalchemy.engine.base.MarkerTransaction - A 'marker' transaction that is used for nested begin() calls.
    - sqlalchemy.engine.base.NestedTransaction - Represent a 'nested', or SAVEPOINT transaction.
    - sqlalchemy.engine.base.RootTransaction - Represent the "root" transaction on a _engine.Connection.
      - sqlalchemy.engine.base.TwoPhaseTransaction - Represent a two-phase transaction.
  - sqlalchemy.orm.session.SessionTransaction - A .Session-level transaction.
- sqlalchemy.event.attr._empty_collection - Undocumented
- sqlalchemy.event.base._Dispatch - Mirror the event listening definitions of an Events class with listener collections.
- sqlalchemy.event.base._JoinedDispatcher - Represent a connection between two _Dispatch objects.
- sqlalchemy.event.base._UnpickleDispatch - Serializable callable that re-generates an instance of _Dispatch given a particular .Events subclass.
- sqlalchemy.event.base.dispatcher - No summary
  - sqlalchemy.event.base.slots_dispatcher - Undocumented
- sqlalchemy.event.registry._EventKey - Represent .listen arguments.
- sqlalchemy.exc.DontWrapMixin - A mixin class which, when applied to a user-defined Exception class, will not be wrapped inside of .StatementError if the error is emitted within the process of executing a statement.
- sqlalchemy.exc.HasDescriptionCode - helper which adds 'code' as an attribute and '_code_str' as a method
  - sqlalchemy.exc.SADeprecationWarning - Issued for usage of deprecated APIs.
    - sqlalchemy.exc.Base20DeprecationWarning - Issued for usage of APIs specifically deprecated or legacy in SQLAlchemy 2.0.
      - sqlalchemy.exc.LegacyAPIWarning - indicates an API that is in 'legacy' status, a long term deprecation.
      - sqlalchemy.exc.RemovedIn20Warning - indicates an API that will be fully removed in SQLAlchemy 2.0.
        sqlalchemy.exc.MovedIn20Warning - Subtype of RemovedIn20Warning to indicate an API that moved only.
  - sqlalchemy.exc.SAWarning - Issued at runtime.
    - sqlalchemy.testing.warnings.SATestSuiteWarning - warning for a condition detected during tests that is non-fatal
  - sqlalchemy.exc.SQLAlchemyError - Generic error class.
    - sqlalchemy.exc.ArgumentError - Raised when an invalid or conflicting function argument is supplied.
      - sqlalchemy.exc.AmbiguousForeignKeysError - Raised when more than one foreign key matching can be located between two selectables during a join.
      - sqlalchemy.exc.NoForeignKeysError - Raised when no foreign keys can be located between two selectables during a join.
      - sqlalchemy.exc.NoSuchModuleError - Raised when a dynamically-loaded module (usually a database dialect) of a particular name cannot be located.
      - sqlalchemy.exc.ObjectNotExecutableError - Raised when an object is passed to .execute() that can't be executed as SQL.
    - sqlalchemy.exc.CircularDependencyError - Raised by topological sorts when a circular dependency is detected.
    - sqlalchemy.exc.CompileError - Raised when an error occurs during SQL compilation
      - sqlalchemy.exc.UnsupportedCompilationError - Raised when an operation is not supported by the given compiler.
    - sqlalchemy.exc.DisconnectionError - A disconnect is detected on a raw DB-API connection.
      - sqlalchemy.exc.InvalidatePoolError - Raised when the connection pool should invalidate all stale connections.
    - sqlalchemy.exc.IdentifierError - Raised when a schema name is beyond the max character limit
    - sqlalchemy.exc.InvalidRequestError - SQLAlchemy was asked to do something it can't do.
      - sqlalchemy.exc.AwaitRequired - Error raised by the async greenlet spawn if no async operation was awaited when it required one.
      - sqlalchemy.exc.MissingGreenlet - Error raised by the async greenlet await_ if called while not inside the greenlet spawn context.
      - sqlalchemy.exc.MultipleResultsFound - A single database result was required but more than one were found.
      - sqlalchemy.exc.NoInspectionAvailable - A subject passed to sqlalchemy.inspection.inspect produced no context for inspection.
      - sqlalchemy.exc.NoReferenceError - Raised by ForeignKey to indicate a reference cannot be resolved.
        sqlalchemy.exc.NoReferencedColumnError - Raised by ForeignKey when the referred Column cannot be located.
        sqlalchemy.exc.NoReferencedTableError - Raised by ForeignKey when the referred Table cannot be located.
      - sqlalchemy.exc.NoResultFound - A database result was required but none was found.
      - sqlalchemy.exc.NoSuchColumnError - A nonexistent column is requested from a Row.
      - sqlalchemy.exc.NoSuchTableError - Table does not exist or is not visible to a connection.
      - sqlalchemy.exc.PendingRollbackError - A transaction has failed and needs to be rolled back before continuing.
      - sqlalchemy.exc.ResourceClosedError - An operation was requested from a connection, cursor, or other object that's in a closed state.
      - sqlalchemy.exc.UnboundExecutionError - SQL was attempted without a database connection to execute it on.
      - sqlalchemy.exc.UnreflectableTableError - Table exists but can't be reflected for some reason.
      - sqlalchemy.ext.asyncio.exc.AsyncContextAlreadyStarted - a startable context manager is already started.
      - sqlalchemy.ext.asyncio.exc.AsyncContextNotStarted - a startable context manager has not been started.
      - sqlalchemy.ext.asyncio.exc.AsyncMethodRequired - an API can't be used because its result would not be compatible with async
      - sqlalchemy.orm.exc.LoaderStrategyException - A loader strategy for an attribute does not exist.
      - sqlalchemy.orm.exc.ObjectDeletedError - A refresh operation failed to retrieve the database row corresponding to an object's known primary key identity.
      - sqlalchemy.orm.exc.UnmappedColumnError - Mapping operation was requested on an unknown column.
      - sqlalchemy.orm.exc.UnmappedError - Base for exceptions that involve expected mappings not present.
        sqlalchemy.orm.exc.UnmappedClassError - An mapping operation was requested for an unknown class.
        sqlalchemy.orm.exc.UnmappedInstanceError - An mapping operation was requested for an unknown instance.
    - sqlalchemy.exc.StatementError - An error occurred during execution of a SQL statement.
      - sqlalchemy.exc.DBAPIError - Raised when the execution of a database operation fails.
        sqlalchemy.exc.DatabaseError - Wraps a DB-API DatabaseError.
        sqlalchemy.exc.DataError - Wraps a DB-API DataError.
        sqlalchemy.exc.IntegrityError - Wraps a DB-API IntegrityError.
        sqlalchemy.exc.InternalError - Wraps a DB-API InternalError.
        sqlalchemy.exc.NotSupportedError - Wraps a DB-API NotSupportedError.
        sqlalchemy.exc.OperationalError - Wraps a DB-API OperationalError.
        sqlalchemy.exc.ProgrammingError - Wraps a DB-API ProgrammingError.
        sqlalchemy.exc.InterfaceError - Wraps a DB-API InterfaceError.
    - sqlalchemy.exc.TimeoutError - Raised when a connection pool times out on getting a connection.
    - sqlalchemy.orm.exc.DetachedInstanceError - An attempt to access unloaded attributes on a mapped instance that is detached.
    - sqlalchemy.orm.exc.FlushError - A invalid condition was detected during flush().
    - sqlalchemy.orm.exc.ObjectDereferencedError - An operation cannot complete due to an object being garbage collected.
    - sqlalchemy.orm.exc.StaleDataError - An operation encountered database state that is unaccounted for.
- sqlalchemy.ext.associationproxy._AssociationCollection - No class docstring; 0/5 instance variable, 0/1 class variable, 1/6 method documented
  - sqlalchemy.ext.associationproxy._AssociationDict - Generic, converting, dict-to-dict proxy.
  - sqlalchemy.ext.associationproxy._AssociationList - Generic, converting, list-to-list proxy.
  - sqlalchemy.ext.associationproxy._AssociationSet - Generic, converting, set-to-set proxy.
- sqlalchemy.ext.associationproxy._lazy_collection - Undocumented
- sqlalchemy.ext.associationproxy.AssociationProxyInstance - A per-class object that serves class- and object-specific results.
  - sqlalchemy.ext.associationproxy.AmbiguousAssociationProxyInstance - an .AssociationProxyInstance where we cannot determine the type of target object.
  - sqlalchemy.ext.associationproxy.ColumnAssociationProxyInstance - an .AssociationProxyInstance that has a database column as a target.
  - sqlalchemy.ext.associationproxy.ObjectAssociationProxyInstance - an .AssociationProxyInstance that has an object as a target.
- sqlalchemy.ext.automap.AutomapBase - Base class for an "automap" schema.
- sqlalchemy.ext.baked.BakedQuery - A builder object for .query.Query objects.
- sqlalchemy.ext.baked.Bakery - Callable which returns a .BakedQuery.
- sqlalchemy.ext.baked.Result - Invokes a .BakedQuery against a .Session.
- sqlalchemy.ext.compiler._dispatcher - Undocumented
- sqlalchemy.ext.declarative.ConcreteBase - A helper class for 'concrete' declarative mappings.
  - sqlalchemy.ext.declarative.AbstractConcreteBase - A helper class for 'concrete' declarative mappings.
- sqlalchemy.ext.declarative.DeferredReflection - A helper class for construction of mappings based on a deferred reflection step.
- sqlalchemy.ext.instrumentation.InstrumentationManager - User-defined class instrumentation extension.
- sqlalchemy.ext.mutable.MutableBase - Common base class to .Mutable and .MutableComposite.
  - sqlalchemy.ext.mutable.Mutable - Mixin that defines transparent propagation of change events to a parent object.
    - sqlalchemy.ext.mutable.MutableDict - A dictionary type that implements .Mutable.
    - sqlalchemy.ext.mutable.MutableList - A list type that implements .Mutable.
    - sqlalchemy.ext.mutable.MutableSet - A set type that implements .Mutable.
  - sqlalchemy.ext.mutable.MutableComposite - Mixin that defines transparent propagation of change events on a SQLAlchemy "composite" object to its owning parent or parents.
- sqlalchemy.log.echo_property - Undocumented
- sqlalchemy.log.Identified - Undocumented
  - sqlalchemy.engine.base.Engine - Connects a ~sqlalchemy.pool.Pool and ~sqlalchemy.engine.interfaces.Dialect together to provide a source of database connectivity and behavior.
    - sqlalchemy.engine.base.OptionEngine - Undocumented
  - sqlalchemy.pool.Pool - Abstract base class for connection pools.
- sqlalchemy.log.InstanceLogger - A logger adapter (wrapper) for .Identified subclasses.
- sqlalchemy.orm.attributes.AttributeEvent - A token propagated throughout the course of a chain of attribute events.
- sqlalchemy.orm.attributes.AttributeImpl - internal implementation for instrumented attributes.
  - sqlalchemy.orm.attributes.CollectionAttributeImpl - A collection-holding attribute that instruments changes in membership.
  - sqlalchemy.orm.attributes.ScalarAttributeImpl - represents a scalar value-holding InstrumentedAttribute.
    - sqlalchemy.orm.attributes.ScalarObjectAttributeImpl - represents a scalar-holding InstrumentedAttribute, where the target object is also instrumented.
  - sqlalchemy.orm.dynamic.DynamicAttributeImpl - Undocumented
- sqlalchemy.orm.base._MappedAttribute - Mixin for attributes which should be replaced by mapper-assigned attributes.
  - sqlalchemy.ext.declarative.declared_attr - Mark a class-level method as representing the definition of a mapped property or special declarative member name.
    - sqlalchemy.orm.decl_api._stateful_declared_attr - Undocumented
  - sqlalchemy.orm.attributes.QueryableAttribute - No summary
    - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
      - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
  - sqlalchemy.orm.interfaces.MapperProperty - Represent a particular class attribute mapped by _orm.Mapper.
    - sqlalchemy.orm.descriptor_props.DescriptorProperty - .MapperProperty which proxies access to a user-defined descriptor.
      - sqlalchemy.orm.properties.CompositeProperty - Defines a "composite" mapped attribute, representing a collection of columns as one attribute.
      - sqlalchemy.orm.properties.ConcreteInheritedProperty - A 'do nothing' .MapperProperty that disables an attribute on a concrete subclass that is only present on the inherited mapper, not the concrete classes' mapper.
      - sqlalchemy.orm.properties.SynonymProperty - No class docstring; 0/2 property, 0/7 instance variable, 1/4 method documented
    - sqlalchemy.orm.interfaces.StrategizedProperty - A MapperProperty which uses selectable strategies to affect loading behavior.
      - sqlalchemy.orm.properties.ColumnProperty - Describes an object attribute that corresponds to a table column.
      - sqlalchemy.orm.properties.RelationshipProperty - Describes an object property that holds a single item or list of items that correspond to a related database table.
- sqlalchemy.orm.base.InspectionAttr - A base class applied to all ORM objects that can be returned by the _sa.inspect function.
  - sqlalchemy.orm.attributes.QueryableAttribute - No summary
    - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
      - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
  - sqlalchemy.orm.base.InspectionAttrInfo - Adds the .info attribute to .InspectionAttr.
    - sqlalchemy.ext.associationproxy.AssociationProxy - A descriptor that presents a read/write view of an object attribute.
    - sqlalchemy.ext.hybrid.hybrid_method - A decorator which allows definition of a Python object method with both instance-level and class-level behavior.
    - sqlalchemy.ext.hybrid.hybrid_property - A decorator which allows definition of a Python descriptor with both instance-level and class-level behavior.
      - sqlalchemy.ext.indexable.index_property - A property generator. The generated property describes an object attribute that corresponds to an _types.Indexable column.
    - sqlalchemy.orm.state.InstanceState - tracks state information at the instance level.
  - sqlalchemy.orm.interfaces.MapperProperty - Represent a particular class attribute mapped by _orm.Mapper.
    - sqlalchemy.orm.descriptor_props.DescriptorProperty - .MapperProperty which proxies access to a user-defined descriptor.
      - sqlalchemy.orm.properties.CompositeProperty - Defines a "composite" mapped attribute, representing a collection of columns as one attribute.
      - sqlalchemy.orm.properties.ConcreteInheritedProperty - A 'do nothing' .MapperProperty that disables an attribute on a concrete subclass that is only present on the inherited mapper, not the concrete classes' mapper.
      - sqlalchemy.orm.properties.SynonymProperty - No class docstring; 0/2 property, 0/7 instance variable, 1/4 method documented
    - sqlalchemy.orm.interfaces.StrategizedProperty - A MapperProperty which uses selectable strategies to affect loading behavior.
      - sqlalchemy.orm.properties.ColumnProperty - Describes an object attribute that corresponds to a table column.
      - sqlalchemy.orm.properties.RelationshipProperty - Describes an object property that holds a single item or list of items that correspond to a related database table.
  - sqlalchemy.orm.path_registry.PathToken - cacheable string token
  - sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
  - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
    - sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
- sqlalchemy.orm.clsregistry._class_resolver - Undocumented
- sqlalchemy.orm.clsregistry._GetColumns - Undocumented
- sqlalchemy.orm.clsregistry._GetTable - Undocumented
- sqlalchemy.orm.clsregistry._ModNS - Undocumented
- sqlalchemy.orm.clsregistry._ModuleMarker - Refers to a module name within _decl_class_registry.
- sqlalchemy.orm.clsregistry._MultipleClassMarker - refers to multiple classes of the same name within _decl_class_registry.
- sqlalchemy.orm.collections._PlainColumnGetter - Plain column getter, stores collection of Column objects directly.
  - sqlalchemy.orm.collections._SerializableColumnGetterV2 - Updated serializable getter which deals with multi-table mapped classes.
- sqlalchemy.orm.collections._SerializableAttrGetter - Undocumented
- sqlalchemy.orm.collections._SerializableColumnGetter - Column-based getter used in version 0.7.6 only.
- sqlalchemy.orm.collections.collection - Decorators for entity collection classes.
- sqlalchemy.orm.collections.CollectionAdapter - Bridges between the ORM and arbitrary Python collections.
- sqlalchemy.orm.context._QueryEntity - represent an entity column returned within a Query result.
  - sqlalchemy.orm.context._BundleEntity - Undocumented
  - sqlalchemy.orm.context._ColumnEntity - Undocumented
    - sqlalchemy.orm.context._ORMColumnEntity - Column/expression based entity.
      - sqlalchemy.orm.context._IdentityTokenEntity - Undocumented
    - sqlalchemy.orm.context._RawColumnEntity - Undocumented
  - sqlalchemy.orm.context._MapperEntity - mapper/class/AliasedClass entity
- sqlalchemy.orm.decl_api.registry - Generalized registry for mapping classes.
- sqlalchemy.orm.decl_base._MapperConfig - Undocumented
  - sqlalchemy.orm.decl_base._ClassScanMapperConfig - No class docstring; 0/10 instance variable, 0/1 class variable, 2/14 methods documented
    - sqlalchemy.orm.decl_base._DeferredMapperConfig - Undocumented
  - sqlalchemy.orm.decl_base._ImperativeMapperConfig - Undocumented
- sqlalchemy.orm.dependency.DependencyProcessor - No class docstring; 0/14 instance variable, 3/16 methods, 0/1 class method documented
  - sqlalchemy.orm.dependency.DetectKeySwitch - For many-to-one relationships with no one-to-many backref, searches for parents through the unit of work when a primary key has changed and updates them.
  - sqlalchemy.orm.dependency.ManyToManyDP - Undocumented
  - sqlalchemy.orm.dependency.ManyToOneDP - Undocumented
  - sqlalchemy.orm.dependency.OneToManyDP - Undocumented
- sqlalchemy.orm.dynamic.AppenderMixin - Undocumented
  - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
- sqlalchemy.orm.dynamic.CollectionHistory - Overrides AttributeHistory to receive append/remove events directly.
- sqlalchemy.orm.dynamic.DynamicCollectionAdapter - simplified CollectionAdapter for internal API consistency
- sqlalchemy.orm.evaluator.EvaluatorCompiler - Undocumented
- sqlalchemy.orm.events._EventsHold.HoldEvents - Undocumented
  - sqlalchemy.orm.events._InstanceEventsHold.HoldInstanceEvents - Undocumented
  - sqlalchemy.orm.events._MapperEventsHold.HoldMapperEvents - Undocumented
- sqlalchemy.orm.events._InstrumentationEventsHold - temporary marker object used to transfer from _accept_with() to _listen() on the InstrumentationEvents class.
- sqlalchemy.orm.identity.IdentityMap - No class docstring; 0/3 instance variable, 2/20 methods documented
  - sqlalchemy.orm.identity.WeakInstanceDict - Undocumented
- sqlalchemy.orm.instrumentation._SerializeManager - Provide serialization of a .ClassManager.
- sqlalchemy.orm.instrumentation.InstrumentationFactory - Factory for new ClassManager instances.
  - sqlalchemy.ext.instrumentation.ExtendedInstrumentationRegistry - Extends .InstrumentationFactory with additional bookkeeping, to accommodate multiple types of class managers.
- sqlalchemy.orm.interfaces.LoaderStrategy - Describe the loading behavior of a StrategizedProperty object.
  - sqlalchemy.orm.strategies.AbstractRelationshipLoader - LoaderStratgies which deal with related objects.
    - sqlalchemy.orm.dynamic.DynaLoader - Undocumented
    - sqlalchemy.orm.strategies.JoinedLoader - Provide loading behavior for a .RelationshipProperty using joined eager loading.
    - sqlalchemy.orm.strategies.LazyLoader - Provide loading behavior for a .RelationshipProperty with "lazy=True", that is loads when first accessed.
    - sqlalchemy.orm.strategies.NoLoader - Provide loading behavior for a .RelationshipProperty with "lazy=None".
    - sqlalchemy.orm.strategies.PostLoader - A relationship loader that emits a second SELECT statement.
      - sqlalchemy.orm.strategies.ImmediateLoader - Undocumented
      - sqlalchemy.orm.strategies.SelectInLoader - Undocumented
      - sqlalchemy.orm.strategies.SubqueryLoader - No class docstring; 0/1 instance variable, 0/1 class variable, 0/12 method, 1/1 class documented
  - sqlalchemy.orm.strategies.ColumnLoader - Provide loading behavior for a .ColumnProperty.
    - sqlalchemy.orm.strategies.ExpressionColumnLoader - Undocumented
  - sqlalchemy.orm.strategies.DeferredColumnLoader - Provide loading behavior for a deferred .ColumnProperty.
  - sqlalchemy.orm.strategies.DoNothingLoader - Relationship loader that makes no change to the object's state.
  - sqlalchemy.orm.strategies.UninstrumentedColumnLoader - Represent a non-instrumented MapperProperty.
- sqlalchemy.orm.loading.PostLoad - Track loaders and states for "post load" operations.
- sqlalchemy.orm.query.BulkUD - State used for the orm.Query version of update() / delete().
  - sqlalchemy.orm.query.BulkDelete - BulkUD which handles DELETEs.
  - sqlalchemy.orm.query.BulkUpdate - BulkUD which handles UPDATEs.
- sqlalchemy.orm.query.QueryContext - Undocumented
- sqlalchemy.orm.relationships._ColInAnnotations - Serializable object that tests for a name in c._annotations.
- sqlalchemy.orm.relationships.JoinCondition - No class docstring; 1/8 property, 0/20 instance variable, 0/1 class variable, 16/29 methods documented
- sqlalchemy.orm.scoping.ScopedSessionMixin - No class docstring; 0/1 property, 2/2 methods documented
  - sqlalchemy.ext.asyncio.scoping.async_scoped_session - Provides scoped management of .AsyncSession objects.
  - sqlalchemy.orm.scoping.scoped_session - Provides scoped management of .Session objects.
- sqlalchemy.orm.session._SessionClassMethods - Class-level methods for .Session, .sessionmaker.
  - sqlalchemy.orm.session.Session - Manages persistence operations for ORM-mapped objects.
    - sqlalchemy.ext.horizontal_shard.ShardedSession - No class docstring; 0/5 instance variable, 3/6 methods documented
  - sqlalchemy.orm.session.sessionmaker - A configurable .Session factory.
- sqlalchemy.orm.state.AttributeState - Provide an inspection interface corresponding to a particular attribute on a particular mapped object.
- sqlalchemy.orm.state.PendingCollection - A writable placeholder for an unloaded collection.
- sqlalchemy.orm.strategies.LoadDeferredColumns - serializable loader object used by DeferredColumnLoader
- sqlalchemy.orm.strategies.LoadLazyAttribute - semi-serializable loader object used by LazyLoader
- sqlalchemy.orm.strategies.SubqueryLoader._SubqCollections - Given a _query.Query used to emit the "subquery load", provide a load interface that executes the query at the first moment a value is needed.
- sqlalchemy.orm.strategy_options.loader_option - Undocumented
- sqlalchemy.orm.unitofwork.IterateMappersMixin - Undocumented
  - sqlalchemy.orm.unitofwork.Preprocess - Undocumented
  - sqlalchemy.orm.unitofwork.ProcessAll - Undocumented
- sqlalchemy.orm.unitofwork.PostSortRec - Undocumented
  - sqlalchemy.orm.unitofwork.DeleteAll - Undocumented
  - sqlalchemy.orm.unitofwork.DeleteState - Undocumented
  - sqlalchemy.orm.unitofwork.PostUpdateAll - Undocumented
  - sqlalchemy.orm.unitofwork.ProcessAll - Undocumented
  - sqlalchemy.orm.unitofwork.ProcessState - Undocumented
  - sqlalchemy.orm.unitofwork.SaveUpdateAll - Undocumented
  - sqlalchemy.orm.unitofwork.SaveUpdateState - Undocumented
- sqlalchemy.orm.unitofwork.UOWTransaction - No class docstring; 1/2 property, 0/10 instance variable, 7/16 methods documented
- sqlalchemy.orm.util._WrapUserEntity - A wrapper used within the loader_criteria lambda caller so that we can bypass declared_attr descriptors on unmapped mixins, which normally emit a warning for such use.
- sqlalchemy.orm.util.AliasedClass - Represents an "aliased" form of a mapped class for usage with Query.
- sqlalchemy.pool.base._ConnDialect - partial implementation of .Dialect which provides DBAPI connection methods.
  - sqlalchemy.pool.base._AsyncConnDialect - Undocumented
- sqlalchemy.pool.base._ConnectionFairy - Proxies a DBAPI connection and provides return-on-dereference support.
- sqlalchemy.pool.base._ConnectionRecord - Internal object which maintains an individual DBAPI connection referenced by a _pool.Pool.
- sqlalchemy.pool.dbapi_proxy._DBProxy - Layers connection pooling behavior on top of a standard DB-API module.
- sqlalchemy.sql.annotation.Annotated - clones a SupportsAnnotated and applies an 'annotations' dictionary.
  - sqlalchemy.sql.elements.AnnotatedColumnElement - No class docstring; 3/5 properties, 0/2 method documented
  - sqlalchemy.sql.selectable.AnnotatedFromClause - Undocumented
- sqlalchemy.sql.annotation.SupportsAnnotations - Undocumented
  - sqlalchemy.sql.annotation.SupportsCloneAnnotations - No class docstring; 0/1 class variable, 3/3 methods documented
    - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
      - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
      - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
    - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
      - sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.annotation.SupportsWrappingAnnotations - No class docstring; 3/3 methods documented
    - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
      - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
      - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
        sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
        sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
        sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
        sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
        sqlalchemy.sql.elements.SavepointClause - Undocumented
      - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
      - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
        sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
        sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
      - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
      - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
      - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
        sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
        sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
- sqlalchemy.sql.base.CompileState - Produces additional object state necessary for a statement to be compiled.
  - sqlalchemy.orm.context.ORMCompileState - No class docstring; 1/1 property, 0/4 method, 1/6 class method, 0/1 class documented
    - sqlalchemy.orm.context.ORMFromStatementCompileState - Undocumented
    - sqlalchemy.orm.context.ORMSelectCompileState - No class docstring; 0/2 property, 0/39 instance variable, 0/4 class variable, 8/27 methods, 2/6 class methods documented
  - sqlalchemy.orm.persistence.BulkUDCompileState - No class docstring; 1/7 class method, 0/1 class documented
    - sqlalchemy.orm.persistence.BulkORMDelete - Undocumented
    - sqlalchemy.orm.persistence.BulkORMUpdate - Undocumented
  - sqlalchemy.sql.dml.DMLState - Undocumented
    - sqlalchemy.sql.dml.DeleteDMLState - Undocumented
      - sqlalchemy.orm.persistence.BulkORMDelete - Undocumented
    - sqlalchemy.sql.dml.InsertDMLState - Undocumented
    - sqlalchemy.sql.dml.UpdateDMLState - Undocumented
      - sqlalchemy.orm.persistence.BulkORMUpdate - Undocumented
  - sqlalchemy.sql.selectable.CompoundSelectState - Undocumented
  - sqlalchemy.sql.selectable.SelectState - No class docstring; 0/4 instance variable, 0/1 class variable, 2/7 methods, 1/8 class method, 0/1 class documented
    - sqlalchemy.orm.context.ORMSelectCompileState - No class docstring; 0/2 property, 0/39 instance variable, 0/4 class variable, 8/27 methods, 2/6 class methods documented
- sqlalchemy.sql.base.DialectKWArgs - Establish the ability for a class to have dialect-specific arguments with defaults and constructor validation.
  - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
    - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
      - sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
      - sqlalchemy.sql.expression.Update - Represent an Update construct.
    - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
  - sqlalchemy.sql.schema.Column - Represents a column in a database table.
  - sqlalchemy.sql.schema.Constraint - A table-level SQL constraint.
    - sqlalchemy.sql.schema.ColumnCollectionConstraint - A constraint that proxies a ColumnCollection.
      - sqlalchemy.dialects.postgresql.ExcludeConstraint - A table-level EXCLUDE constraint.
      - sqlalchemy.sql.schema.CheckConstraint - A table- or column-level CHECK constraint.
      - sqlalchemy.sql.schema.ForeignKeyConstraint - A table-level FOREIGN KEY constraint.
      - sqlalchemy.sql.schema.PrimaryKeyConstraint - A table-level PRIMARY KEY constraint.
      - sqlalchemy.sql.schema.UniqueConstraint - A table-level UNIQUE constraint.
  - sqlalchemy.sql.schema.ForeignKey - Defines a dependency between two columns.
  - sqlalchemy.sql.schema.Index - A table-level INDEX.
  - sqlalchemy.sql.schema.Table - Represent a table in a database.
- sqlalchemy.sql.base.Immutable - mark a ClauseElement as 'immutable' when expressions are cloned.
  - sqlalchemy.orm.attributes.QueryableAttribute - No summary
    - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
      - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
  - sqlalchemy.sql.base.SingletonConstant - Represent SQL constants like NULL, TRUE, FALSE
    - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
    - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
    - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
  - sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
    - sqlalchemy.sql.schema.Column - Represents a column in a database table.
  - sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
    - sqlalchemy.sql.schema.Table - Represent a table in a database.
- sqlalchemy.sql.base.SchemaEventTarget - Base class for elements that are the targets of .DDLEvents events.
  - sqlalchemy.sql.schema.FetchedValue - A marker for a transparent database-side default.
    - sqlalchemy.sql.schema.Computed - Defines a generated column, i.e. "GENERATED ALWAYS AS" syntax.
    - sqlalchemy.sql.schema.DefaultClause - A DDL-specified DEFAULT column value.
    - sqlalchemy.sql.schema.Identity - Defines an identity column, i.e. "GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY" syntax.
  - sqlalchemy.sql.schema.SchemaItem - Base class for items that define a database schema.
    - sqlalchemy.sql.schema.Column - Represents a column in a database table.
    - sqlalchemy.sql.schema.Computed - Defines a generated column, i.e. "GENERATED ALWAYS AS" syntax.
    - sqlalchemy.sql.schema.Constraint - A table-level SQL constraint.
      - sqlalchemy.sql.schema.ColumnCollectionConstraint - A constraint that proxies a ColumnCollection.
        sqlalchemy.dialects.postgresql.ExcludeConstraint - A table-level EXCLUDE constraint.
        sqlalchemy.sql.schema.CheckConstraint - A table- or column-level CHECK constraint.
        sqlalchemy.sql.schema.ForeignKeyConstraint - A table-level FOREIGN KEY constraint.
        sqlalchemy.sql.schema.PrimaryKeyConstraint - A table-level PRIMARY KEY constraint.
        sqlalchemy.sql.schema.UniqueConstraint - A table-level UNIQUE constraint.
    - sqlalchemy.sql.schema.DefaultGenerator - Base class for column default values.
      - sqlalchemy.sql.schema.ColumnDefault - A plain default value on a column.
      - sqlalchemy.sql.schema.Sequence - Represents a named database sequence.
    - sqlalchemy.sql.schema.ForeignKey - Defines a dependency between two columns.
    - sqlalchemy.sql.schema.Identity - Defines an identity column, i.e. "GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY" syntax.
    - sqlalchemy.sql.schema.Index - A table-level INDEX.
    - sqlalchemy.sql.schema.MetaData - A collection of _schema.Table objects and their associated schema constructs.
      - sqlalchemy.sql.schema.ThreadLocalMetaData - A MetaData variant that presents a different bind in every thread.
    - sqlalchemy.sql.schema.Table - Represent a table in a database.
  - sqlalchemy.sql.sqltypes.SchemaType - Mark a type as possibly requiring schema-level DDL for usage.
    - sqlalchemy.types.Boolean - A bool datatype.
      - sqlalchemy.databases.oracle._OracleBoolean - Undocumented
      - sqlalchemy.dialects.mssql.BIT - MSSQL BIT type.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgBoolean - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGBoolean - Undocumented
      - sqlalchemy.sql.sqltypes.MatchType - Refers to the return type of the MATCH operator.
        sqlalchemy.dialects.mysql.types._MatchType - Undocumented
      - sqlalchemy.types.BOOLEAN - The SQL BOOLEAN type.
    - sqlalchemy.types.Enum - Generic Enum Type.
      - sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleEnum - Undocumented
      - sqlalchemy.dialects.postgresql.ENUM - PostgreSQL ENUM type.
        sqlalchemy.dialects.postgresql.pg8000._PGEnum - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGEnum - Undocumented
  - sqlalchemy.types.ARRAY - Represent a SQL Array type.
    - sqlalchemy.dialects.postgresql.ARRAY - PostgreSQL ARRAY type.
      - sqlalchemy.dialects.postgresql.pg8000._PGARRAY - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGARRAY - Undocumented
  - sqlalchemy.types.TypeDecorator - Allows the creation of types which add additional functionality to an existing type.
    - sqlalchemy.dialects.mssql.information_schema.CoerceUnicode - Undocumented
    - sqlalchemy.dialects.mssql.information_schema.IdentitySqlVariant - This type casts sql_variant columns in the identity_columns view to numeric. This is required because:
    - sqlalchemy.sql.type_api.Variant - A wrapping type that selects among a variety of implementations based on dialect in use.
    - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
    - sqlalchemy.types.PickleType - Holds Python objects, which are serialized using pickle.
- sqlalchemy.sql.coercions._CoerceLiterals - Undocumented
  - sqlalchemy.sql.coercions.ByOfImpl - Undocumented
    - sqlalchemy.sql.coercions.GroupByImpl - Undocumented
    - sqlalchemy.sql.coercions.OrderByImpl - Undocumented
  - sqlalchemy.sql.coercions.ColumnsClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.DDLExpressionImpl - Undocumented
  - sqlalchemy.sql.coercions.OnClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.StatementImpl - Undocumented
  - sqlalchemy.sql.coercions.StatementOptionImpl - Undocumented
  - sqlalchemy.sql.coercions.StrAsPlainColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.WhereHavingImpl - Undocumented
- sqlalchemy.sql.coercions._ColumnCoercions - Undocumented
  - sqlalchemy.sql.coercions.ByOfImpl - Undocumented
    - sqlalchemy.sql.coercions.GroupByImpl - Undocumented
    - sqlalchemy.sql.coercions.OrderByImpl - Undocumented
  - sqlalchemy.sql.coercions.ExpressionElementImpl - Undocumented
    - sqlalchemy.sql.coercions.BinaryElementImpl - Undocumented
    - sqlalchemy.sql.coercions.LabeledColumnExprImpl - Undocumented
  - sqlalchemy.sql.coercions.OnClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.WhereHavingImpl - Undocumented
- sqlalchemy.sql.coercions._Deannotate - Undocumented
  - sqlalchemy.sql.coercions.DDLConstraintColumnImpl - Undocumented
    - sqlalchemy.sql.coercions.DDLReferredColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.DDLExpressionImpl - Undocumented
- sqlalchemy.sql.coercions._NoTextCoercion - Undocumented
  - sqlalchemy.sql.coercions.ColumnArgumentImpl - Undocumented
  - sqlalchemy.sql.coercions.CompoundElementImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLSelectImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLTableImpl - Undocumented
  - sqlalchemy.sql.coercions.FromClauseImpl - Undocumented
    - sqlalchemy.sql.coercions.StrictFromClauseImpl - Undocumented
      - sqlalchemy.sql.coercions.AnonymizedFromClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.SelectStatementImpl - Undocumented
- sqlalchemy.sql.coercions._ReturnsStringKey - Undocumented
  - sqlalchemy.sql.coercions.ColumnArgumentOrKeyImpl - Undocumented
  - sqlalchemy.sql.coercions.DDLConstraintColumnImpl - Undocumented
    - sqlalchemy.sql.coercions.DDLReferredColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLColumnImpl - Undocumented
- sqlalchemy.sql.coercions._SelectIsNotFrom - Undocumented
  - sqlalchemy.sql.coercions.ColumnsClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLTableImpl - Undocumented
  - sqlalchemy.sql.coercions.FromClauseImpl - Undocumented
    - sqlalchemy.sql.coercions.StrictFromClauseImpl - Undocumented
      - sqlalchemy.sql.coercions.AnonymizedFromClauseImpl - Undocumented
- sqlalchemy.sql.coercions._StringOnly - Undocumented
  - sqlalchemy.sql.coercions.TruncatedLabelImpl - No class docstring; 0/1 class variable, 1/2 method documented
- sqlalchemy.sql.coercions.RoleImpl - Undocumented
  - sqlalchemy.sql.coercions.BinaryElementImpl - Undocumented
  - sqlalchemy.sql.coercions.ByOfImpl - Undocumented
    - sqlalchemy.sql.coercions.GroupByImpl - Undocumented
    - sqlalchemy.sql.coercions.OrderByImpl - Undocumented
  - sqlalchemy.sql.coercions.ColumnArgumentImpl - Undocumented
  - sqlalchemy.sql.coercions.ColumnArgumentOrKeyImpl - Undocumented
  - sqlalchemy.sql.coercions.ColumnsClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.CompoundElementImpl - Undocumented
  - sqlalchemy.sql.coercions.ConstExprImpl - Undocumented
  - sqlalchemy.sql.coercions.DDLConstraintColumnImpl - Undocumented
    - sqlalchemy.sql.coercions.DDLReferredColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.DDLExpressionImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLSelectImpl - Undocumented
  - sqlalchemy.sql.coercions.DMLTableImpl - Undocumented
  - sqlalchemy.sql.coercions.ExecutableOptionImpl - Undocumented
  - sqlalchemy.sql.coercions.ExpressionElementImpl - Undocumented
    - sqlalchemy.sql.coercions.BinaryElementImpl - Undocumented
    - sqlalchemy.sql.coercions.LabeledColumnExprImpl - Undocumented
  - sqlalchemy.sql.coercions.FromClauseImpl - Undocumented
    - sqlalchemy.sql.coercions.StrictFromClauseImpl - Undocumented
      - sqlalchemy.sql.coercions.AnonymizedFromClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.GroupByImpl - Undocumented
  - sqlalchemy.sql.coercions.HasCacheKeyImpl - Undocumented
  - sqlalchemy.sql.coercions.InElementImpl - Undocumented
  - sqlalchemy.sql.coercions.IsCTEImpl - Undocumented
  - sqlalchemy.sql.coercions.JoinTargetImpl - Undocumented
  - sqlalchemy.sql.coercions.LimitOffsetImpl - Undocumented
  - sqlalchemy.sql.coercions.LiteralValueImpl - Undocumented
  - sqlalchemy.sql.coercions.OnClauseImpl - Undocumented
  - sqlalchemy.sql.coercions.OrderByImpl - Undocumented
  - sqlalchemy.sql.coercions.ReturnsRowsImpl - Undocumented
    - sqlalchemy.sql.coercions.HasCTEImpl - Undocumented
  - sqlalchemy.sql.coercions.SelectStatementImpl - Undocumented
  - sqlalchemy.sql.coercions.StatementImpl - Undocumented
  - sqlalchemy.sql.coercions.StatementOptionImpl - Undocumented
  - sqlalchemy.sql.coercions.StrAsPlainColumnImpl - Undocumented
  - sqlalchemy.sql.coercions.TruncatedLabelImpl - No class docstring; 0/1 class variable, 1/2 method documented
  - sqlalchemy.sql.coercions.WhereHavingImpl - Undocumented
- sqlalchemy.sql.compiler.Compiled - Represent a compiled SQL or DDL expression.
  - sqlalchemy.sql.compiler.DDLCompiler - No class docstring; 0/2 property, 1/38 method documented
    - sqlalchemy.databases.firebird.FBDDLCompiler - Firebird syntactic idiosyncrasies
    - sqlalchemy.databases.mssql.MSDDLCompiler - Undocumented
    - sqlalchemy.databases.mysql.MySQLDDLCompiler - No class docstring; 2/10 methods documented
    - sqlalchemy.databases.oracle.OracleDDLCompiler - Undocumented
    - sqlalchemy.databases.postgresql.PGDDLCompiler - Undocumented
    - sqlalchemy.databases.sqlite.SQLiteDDLCompiler - No class docstring; 1/9 method documented
    - sqlalchemy.databases.sybase.SybaseDDLCompiler - Undocumented
  - sqlalchemy.sql.compiler.SQLCompiler - Default implementation of .Compiled.
    - sqlalchemy.databases.firebird.FBCompiler - Firebird specific idiosyncrasies
    - sqlalchemy.databases.mssql.MSSQLCompiler - No class docstring; 0/1 instance variable, 0/2 class variable, 7/44 methods documented
      - sqlalchemy.databases.mssql.MSSQLStrictCompiler - A subclass of MSSQLCompiler which disables the usage of bind parameters where not allowed natively by MS-SQL.
    - sqlalchemy.databases.mysql.MySQLCompiler - No class docstring; 1/4 class variable, 5/34 methods documented
      - sqlalchemy.dialects.mysql.mariadbconnector.MySQLCompiler_mariadbconnector - Undocumented
      - sqlalchemy.dialects.mysql.mysqlconnector.MySQLCompiler_mysqlconnector - Undocumented
      - sqlalchemy.dialects.mysql.mysqldb.MySQLCompiler_mysqldb - Undocumented
    - sqlalchemy.databases.oracle.OracleCompiler - Oracle compiler modifies the lexical structure of Select statements to work under non-ANSI configured Oracle databases, if the use_ansi flag is False.
      - sqlalchemy.dialects.oracle.cx_oracle.OracleCompiler_cx_oracle - Undocumented
    - sqlalchemy.databases.postgresql.PGCompiler - No class docstring; 1/29 method documented
      - sqlalchemy.dialects.postgresql.asyncpg.PGCompiler_asyncpg - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000.PGCompiler_pg8000 - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2.PGCompiler_psycopg2 - Undocumented
      - sqlalchemy.dialects.postgresql.pygresql._PGCompiler - Undocumented
    - sqlalchemy.databases.sqlite.SQLiteCompiler - Undocumented
    - sqlalchemy.databases.sybase.SybaseSQLCompiler - No class docstring; 0/2 class variable, 2/8 methods documented
      - sqlalchemy.dialects.sybase.pysybase.SybaseSQLCompiler_pysybase - Undocumented
    - sqlalchemy.sql.compiler.StrSQLCompiler - A .SQLCompiler subclass which allows a small selection of non-standard SQL features to render into a string value.
- sqlalchemy.sql.compiler.IdentifierPreparer - Handle quoting and case-folding of identifiers based on options.
  - sqlalchemy.databases.firebird.FBIdentifierPreparer - Install Firebird specific reserved words.
  - sqlalchemy.databases.mssql.MSIdentifierPreparer - No class docstring; 1/4 method documented
    - sqlalchemy.dialects.mssql.pymssql.MSIdentifierPreparer_pymssql - Undocumented
  - sqlalchemy.databases.mysql.MySQLIdentifierPreparer - No class docstring; 1/2 method documented
    - sqlalchemy.databases.mysql.MariaDBIdentifierPreparer - Undocumented
    - sqlalchemy.dialects.mysql.mysqlconnector.MySQLIdentifierPreparer_mysqlconnector - Undocumented
  - sqlalchemy.databases.oracle.OracleIdentifierPreparer - No class docstring; 0/2 class variable, 1/2 method documented
  - sqlalchemy.databases.postgresql.PGIdentifierPreparer - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.PGIdentifierPreparer_asyncpg - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000.PGIdentifierPreparer_pg8000 - Undocumented
    - sqlalchemy.dialects.postgresql.psycopg2.PGIdentifierPreparer_psycopg2 - Undocumented
    - sqlalchemy.dialects.postgresql.pygresql._PGIdentifierPreparer - Undocumented
  - sqlalchemy.databases.sqlite.SQLiteIdentifierPreparer - Undocumented
  - sqlalchemy.databases.sybase.SybaseIdentifierPreparer - Undocumented
- sqlalchemy.sql.dml.DMLWhereBase - No class docstring; 1/1 property, 0/1 class variable, 3/4 methods documented
  - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
  - sqlalchemy.sql.expression.Update - Represent an Update construct.
- sqlalchemy.sql.elements.WrapsColumnExpression - Mixin that defines a _expression.ColumnElement as a wrapper with special labeling behavior for an expression that already has a name.
  - sqlalchemy.sql.elements.AsBoolean - Undocumented
  - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
    - sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
    - sqlalchemy.databases.postgresql._ColonCast - Undocumented
  - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
- sqlalchemy.sql.expression.ColumnCollection - Collection of _expression.ColumnElement instances, typically for _sql.FromClause objects.
  - sqlalchemy.sql.base.DedupeColumnCollection - A _expression.ColumnCollection that maintains deduplicating behavior.
  - sqlalchemy.sql.base.ImmutableColumnCollection - Undocumented
- sqlalchemy.sql.expression.custom_op - Represent a 'custom' operator.
- sqlalchemy.sql.functions._FunctionGenerator - Generate SQL function expressions.
- sqlalchemy.sql.lambdas.AnalyzedCode - No class docstring; 0/5 instance variable, 0/2 class variable, 5/11 methods, 0/2 class method documented
- sqlalchemy.sql.lambdas.AnalyzedFunction - No class docstring; 0/9 instance variable, 0/1 class variable, 2/4 methods documented
- sqlalchemy.sql.lambdas.NonAnalyzedFunction - Undocumented
- sqlalchemy.sql.naming.ConventionDict - Undocumented
- sqlalchemy.sql.operators.Operators - Base of comparison and logical operators.
  - sqlalchemy.sql.operators.ColumnOperators - Defines boolean, comparison, and other operators for _expression.ColumnElement expressions.
    - sqlalchemy.ext.associationproxy.ColumnAssociationProxyInstance - an .AssociationProxyInstance that has a database column as a target.
    - sqlalchemy.orm.evaluator._NoObject - Undocumented
    - sqlalchemy.orm.interfaces.PropComparator - Defines SQL operators for .MapperProperty objects.
      - sqlalchemy.ext.hybrid.Comparator - A helper class that allows easy construction of custom ~.orm.interfaces.PropComparator classes for usage with hybrids.
        sqlalchemy.ext.hybrid.ExprComparator - Undocumented
      - sqlalchemy.orm.attributes.QueryableAttribute - No summary
        sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
      - sqlalchemy.orm.properties.ColumnProperty.Comparator - Produce boolean, comparison, and other operators for .ColumnProperty attributes.
      - sqlalchemy.orm.properties.CompositeProperty.Comparator - Produce boolean, comparison, and other operators for .CompositeProperty attributes.
      - sqlalchemy.orm.properties.RelationshipProperty.Comparator - Produce boolean, comparison, and other operators for .RelationshipProperty attributes.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.lambdas.PyWrapper - A wrapper object that is injected into the __globals__ and __closure__ of a Python function.
    - sqlalchemy.types.TypeEngine.Comparator - Base class for custom comparison operations defined at the type level. See .TypeEngine.comparator_factory.
      - sqlalchemy.sql.sqltypes._LookupExpressionAdapter.Comparator - Undocumented
      - sqlalchemy.sql.sqltypes.NullType.Comparator - Undocumented
      - sqlalchemy.types.Concatenable.Comparator - Undocumented
        sqlalchemy.dialects.postgresql.hstore.HSTORE.Comparator - Define comparison operations for .HSTORE.
        sqlalchemy.dialects.postgresql.ranges.RangeOperators.comparator_factory - Define comparison operations for range types.
        sqlalchemy.types.ARRAY.Comparator - Define comparison operations for _types.ARRAY.
        sqlalchemy.dialects.postgresql.ARRAY.Comparator - Define comparison operations for _types.ARRAY.
        sqlalchemy.types.JSON.Comparator - Define comparison operations for _types.JSON.
        sqlalchemy.dialects.postgresql.json.JSON.Comparator - Define comparison operations for _types.JSON.
        sqlalchemy.dialects.postgresql.json.JSONB.Comparator - Define comparison operations for _types.JSON.
      - sqlalchemy.types.Indexable.Comparator - Undocumented
        sqlalchemy.dialects.postgresql.hstore.HSTORE.Comparator - Define comparison operations for .HSTORE.
        sqlalchemy.types.ARRAY.Comparator - Define comparison operations for _types.ARRAY.
        sqlalchemy.dialects.postgresql.ARRAY.Comparator - Define comparison operations for _types.ARRAY.
        sqlalchemy.types.JSON.Comparator - Define comparison operations for _types.JSON.
        sqlalchemy.dialects.postgresql.json.JSON.Comparator - Define comparison operations for _types.JSON.
        sqlalchemy.dialects.postgresql.json.JSONB.Comparator - Define comparison operations for _types.JSON.
      - sqlalchemy.types.TypeDecorator.Comparator - A .TypeEngine.Comparator that is specific to .TypeDecorator.
- sqlalchemy.sql.roles.AllowsLambdaRole - Undocumented
  - sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
    - sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
  - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
  - sqlalchemy.sql.roles.ColumnsClauseRole - Undocumented
    - sqlalchemy.orm.interfaces.ORMColumnsClauseRole - Undocumented
      - sqlalchemy.orm.interfaces.ORMEntityColumnsClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
      - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
        sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.FromClauseRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
      - sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
  - sqlalchemy.sql.roles.CompoundElementRole - SELECT statements inside a CompoundSelect, e.g. UNION, EXTRACT, etc.
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.GroupByRole - Undocumented
  - sqlalchemy.sql.roles.JoinTargetRole - Undocumented
    - sqlalchemy.orm.attributes.QueryableAttribute - No summary
      - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
    - sqlalchemy.sql.roles.FromClauseRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
      - sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
  - sqlalchemy.sql.roles.OnClauseRole - Undocumented
    - sqlalchemy.orm.attributes.QueryableAttribute - No summary
      - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
    - sqlalchemy.sql.roles.WhereHavingRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
  - sqlalchemy.sql.roles.OrderByRole - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
- sqlalchemy.sql.roles.SQLRole - Define a "role" within a SQL statement structure.
  - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
    - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
    - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
      - sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
      - sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
      - sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
      - sqlalchemy.sql.elements.SavepointClause - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
      - sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
      - sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
    - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
    - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
    - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.ColumnArgumentRole - Undocumented
    - sqlalchemy.sql.roles.ColumnArgumentOrKeyRole - Undocumented
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.StrAsPlainColumnRole - Undocumented
      - sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
  - sqlalchemy.sql.roles.ColumnListRole - Elements suitable for forming comma separated lists of expressions.
    - sqlalchemy.sql.roles.ByOfRole - Undocumented
      - sqlalchemy.sql.coercions.ByOfImpl - Undocumented
        sqlalchemy.sql.coercions.GroupByImpl - Undocumented
        sqlalchemy.sql.coercions.OrderByImpl - Undocumented
      - sqlalchemy.sql.roles.GroupByRole - Undocumented
      - sqlalchemy.sql.roles.OrderByRole - Undocumented
        sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
        sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.ColumnsClauseRole - Undocumented
      - sqlalchemy.orm.interfaces.ORMColumnsClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMEntityColumnsClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
        sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
      - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
      - sqlalchemy.sql.roles.FromClauseRole - Undocumented
        sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
        sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
  - sqlalchemy.sql.roles.CompoundElementRole - SELECT statements inside a CompoundSelect, e.g. UNION, EXTRACT, etc.
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.DDLConstraintColumnRole - Undocumented
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.DDLReferredColumnRole - Undocumented
      - sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
  - sqlalchemy.sql.roles.DMLColumnRole - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
  - sqlalchemy.sql.roles.DMLSelectRole - A SELECT statement embedded in DML, typically INSERT from SELECT
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.ExecutableOptionRole - Undocumented
  - sqlalchemy.sql.roles.ExpressionElementRole - Undocumented
    - sqlalchemy.sql.roles.BinaryElementRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.ConstExprRole - Undocumented
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
    - sqlalchemy.sql.roles.LabeledColumnExprRole - Undocumented
      - sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
  - sqlalchemy.sql.roles.HasCacheKeyRole - Undocumented
  - sqlalchemy.sql.roles.InElementRole - Undocumented
    - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
      - sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.IsCTERole - Undocumented
    - sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
  - sqlalchemy.sql.roles.LimitOffsetRole - Undocumented
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
  - sqlalchemy.sql.roles.LiteralValueRole - Undocumented
  - sqlalchemy.sql.roles.ReturnsRowsRole - Undocumented
    - sqlalchemy.sql.roles.HasCTERole - Undocumented
      - sqlalchemy.sql.selectable.HasCTE - Mixin that declares a class to include CTE support.
        sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
    - sqlalchemy.sql.roles.SelectStatementRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
    - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.StatementRole - Undocumented
    - sqlalchemy.orm.interfaces.ORMStatementRole - Undocumented
    - sqlalchemy.sql.base.Executable - Mark a _expression.ClauseElement as supporting execution.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
        sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
        sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
        sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
        sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
        sqlalchemy.sql.elements.SavepointClause - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
      - sqlalchemy.sql.schema.DefaultGenerator - Base class for column default values.
        sqlalchemy.sql.schema.ColumnDefault - A plain default value on a column.
        sqlalchemy.sql.schema.Sequence - Represents a named database sequence.
      - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
    - sqlalchemy.sql.roles.DDLRole - Undocumented
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.roles.DMLRole - Undocumented
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.roles.SelectStatementRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.roles.StructuralRole - Undocumented
    - sqlalchemy.sql.roles.DDLExpressionRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.JoinTargetRole - Undocumented
      - sqlalchemy.orm.attributes.QueryableAttribute - No summary
        sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
      - sqlalchemy.sql.roles.FromClauseRole - Undocumented
        sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
        sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
    - sqlalchemy.sql.roles.OnClauseRole - Undocumented
      - sqlalchemy.orm.attributes.QueryableAttribute - No summary
        sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
      - sqlalchemy.sql.roles.WhereHavingRole - Undocumented
        sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
        sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.StatementOptionRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
  - sqlalchemy.sql.roles.TruncatedLabelRole - Undocumented
- sqlalchemy.sql.roles.UsesInspection - Undocumented
  - sqlalchemy.sql.roles.ColumnsClauseRole - Undocumented
    - sqlalchemy.orm.interfaces.ORMColumnsClauseRole - Undocumented
      - sqlalchemy.orm.interfaces.ORMEntityColumnsClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
      - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
        sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.roles.FromClauseRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
      - sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
  - sqlalchemy.sql.roles.GroupByRole - Undocumented
  - sqlalchemy.sql.roles.JoinTargetRole - Undocumented
    - sqlalchemy.orm.attributes.QueryableAttribute - No summary
      - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
    - sqlalchemy.sql.roles.FromClauseRole - Undocumented
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.roles.DMLTableRole - Undocumented
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
      - sqlalchemy.sql.roles.StrictFromClauseRole - Undocumented
        sqlalchemy.orm.interfaces.ORMFromClauseRole - Undocumented
        sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
        sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
        sqlalchemy.sql.roles.AnonymizedFromClauseRole - Undocumented
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
- sqlalchemy.sql.schema.ColumnCollectionMixin - No class docstring; 1/4 instance variable, 0/1 class variable, 0/4 method documented
  - sqlalchemy.sql.schema.ColumnCollectionConstraint - A constraint that proxies a ColumnCollection.
    - sqlalchemy.dialects.postgresql.ExcludeConstraint - A table-level EXCLUDE constraint.
    - sqlalchemy.sql.schema.CheckConstraint - A table- or column-level CHECK constraint.
    - sqlalchemy.sql.schema.ForeignKeyConstraint - A table-level FOREIGN KEY constraint.
    - sqlalchemy.sql.schema.PrimaryKeyConstraint - A table-level PRIMARY KEY constraint.
    - sqlalchemy.sql.schema.UniqueConstraint - A table-level UNIQUE constraint.
  - sqlalchemy.sql.schema.Index - A table-level INDEX.
- sqlalchemy.sql.schema.IdentityOptions - Defines options for a named database sequence or an identity column.
  - sqlalchemy.sql.schema.Identity - Defines an identity column, i.e. "GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY" syntax.
  - sqlalchemy.sql.schema.Sequence - Represents a named database sequence.
- sqlalchemy.sql.selectable._SelectFromElements - Undocumented
  - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
    - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
    - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
  - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
- sqlalchemy.sql.selectable.DeprecatedSelectBaseGenerations - A collection of methods available on _sql.Select and _sql.CompoundSelect, these are all deprecated methods as they modify the object in-place.
  - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
    - sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
    - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
- sqlalchemy.sql.selectable.DeprecatedSelectGenerations - A collection of methods available on _sql.Select, these are all deprecated methods as they modify the _sql.Select object in -place.
  - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
- sqlalchemy.sql.selectable.HasHints - No class docstring; 0/3 class variable, 2/2 methods documented
  - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
    - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
    - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
  - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
- sqlalchemy.sql.selectable.HasPrefixes - No class docstring; 0/1 instance variable, 0/1 class variable, 1/2 method documented
  - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
    - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
    - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
  - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
    - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
      - sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
      - sqlalchemy.sql.expression.Update - Represent an Update construct.
    - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
  - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
  - sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
- sqlalchemy.sql.selectable.HasSuffixes - No class docstring; 0/1 instance variable, 0/1 class variable, 1/2 method documented
  - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
    - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
    - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
  - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
  - sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
- sqlalchemy.sql.selectable.NoInit - Undocumented
  - sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
    - sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
      - sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
    - sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
    - sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
    - sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
    - sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
- sqlalchemy.sql.sqltypes._LookupExpressionAdapter - Mixin expression adaptations based on lookup tables.
  - sqlalchemy.sql.sqltypes._AbstractInterval - No class docstring; 0/2 property, 1/1 method documented
    - sqlalchemy.dialects.oracle.INTERVAL - No class docstring; 0/1 property, 0/2 instance variable, 0/1 class variable, 1/3 method, 0/1 class method documented
      - sqlalchemy.dialects.oracle.cx_oracle._OracleInterval - Undocumented
    - sqlalchemy.dialects.postgresql.INTERVAL - PostgreSQL INTERVAL type.
      - sqlalchemy.dialects.postgresql.pg8000._PGInterval - Undocumented
    - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
  - sqlalchemy.types.Date - A type for datetime.date() objects.
    - sqlalchemy.databases.mssql._MSDate - Undocumented
      - sqlalchemy.dialects.mssql.mxodbc._MSDate_mxodbc - Undocumented
    - sqlalchemy.dialects.oracle.cx_oracle._OracleDate - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgDate - Undocumented
    - sqlalchemy.dialects.sqlite.DATE - Represent a Python date object in SQLite using a string.
      - sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteDate - Undocumented
    - sqlalchemy.engine.default._StrDate - Undocumented
    - sqlalchemy.types.DATE - The SQL DATE type.
  - sqlalchemy.types.DateTime - A type for datetime.datetime() objects.
    - sqlalchemy.databases.firebird._FBDateTime - Undocumented
    - sqlalchemy.databases.mssql._MSDateTime - Undocumented
    - sqlalchemy.dialects.mssql.DATETIME2 - Undocumented
    - sqlalchemy.dialects.mssql.DATETIMEOFFSET - Undocumented
      - sqlalchemy.dialects.mssql.pyodbc._ODBCDATETIMEOFFSET - Undocumented
    - sqlalchemy.dialects.mssql.pyodbc._ODBCDateTime - Undocumented
    - sqlalchemy.dialects.mssql.SMALLDATETIME - Undocumented
    - sqlalchemy.dialects.oracle.DATE - Provide the oracle DATE type.
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgDateTime - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000._PGTimeStamp - Undocumented
    - sqlalchemy.dialects.sqlite.DATETIME - Represent a Python datetime object in SQLite using a string.
      - sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteTimeStamp - Undocumented
    - sqlalchemy.engine.default._StrDateTime - Undocumented
    - sqlalchemy.types.DATETIME - The SQL DATETIME type.
      - sqlalchemy.dialects.mysql.types.DATETIME - MySQL DATETIME type.
    - sqlalchemy.types.TIMESTAMP - The SQL TIMESTAMP type.
      - sqlalchemy.dialects.mysql.types.TIMESTAMP - MySQL TIMESTAMP type.
      - sqlalchemy.dialects.postgresql.TIMESTAMP - Undocumented
  - sqlalchemy.types.Integer - A type for int integers.
    - sqlalchemy.dialects.mssql.TINYINT - Undocumented
    - sqlalchemy.dialects.mysql.types._IntegerType - Undocumented
      - sqlalchemy.dialects.mysql.types.BIGINT - MySQL BIGINTEGER type.
      - sqlalchemy.dialects.mysql.types.INTEGER - MySQL INTEGER type.
      - sqlalchemy.dialects.mysql.types.MEDIUMINT - MySQL MEDIUMINTEGER type.
      - sqlalchemy.dialects.mysql.types.SMALLINT - MySQL SMALLINTEGER type.
      - sqlalchemy.dialects.mysql.types.TINYINT - MySQL TINYINT type.
    - sqlalchemy.dialects.oracle.cx_oracle._OracleInteger - Undocumented
    - sqlalchemy.dialects.oracle.NUMBER - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgInteger - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000._PGInteger - Undocumented
    - sqlalchemy.dialects.sybase.TINYINT - Undocumented
    - sqlalchemy.types.BigInteger - A type for bigger int integers.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgBigInteger - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGBigInteger - Undocumented
      - sqlalchemy.types.BIGINT - The SQL BIGINT type.
        sqlalchemy.dialects.mysql.types.BIGINT - MySQL BIGINTEGER type.
    - sqlalchemy.types.INTEGER - The SQL INT or INTEGER type.
      - sqlalchemy.dialects.mysql.types.INTEGER - MySQL INTEGER type.
    - sqlalchemy.types.SmallInteger - A type for smaller int integers.
      - sqlalchemy.dialects.postgresql.pg8000._PGSmallInteger - Undocumented
      - sqlalchemy.types.SMALLINT - The SQL SMALLINT type.
        sqlalchemy.dialects.mysql.types.SMALLINT - MySQL SMALLINTEGER type.
  - sqlalchemy.types.Numeric - A type for fixed precision numbers, such as NUMERIC or DECIMAL.
    - sqlalchemy.dialects.firebird.kinterbasdb._FBNumeric_kinterbasdb - Undocumented
    - sqlalchemy.dialects.mssql.pymssql._MSNumeric_pymssql - Undocumented
    - sqlalchemy.dialects.mssql.pyodbc._MSNumeric_pyodbc - Undocumented
      - sqlalchemy.dialects.mssql.mxodbc._MSNumeric_mxodbc - Include pyodbc's numeric processor.
    - sqlalchemy.dialects.oracle.cx_oracle._OracleNumeric - Undocumented
      - sqlalchemy.dialects.oracle.cx_oracle._OracleBinaryFloat - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_DOUBLE - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_FLOAT - Undocumented
      - sqlalchemy.dialects.oracle.cx_oracle._OracleNUMBER - Undocumented
    - sqlalchemy.dialects.oracle.NUMBER - Undocumented
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgNumeric - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgFloat - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000._PGNumeric - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGNumericNoBind - Undocumented
    - sqlalchemy.dialects.postgresql.psycopg2._PGNumeric - Undocumented
    - sqlalchemy.dialects.postgresql.pygresql._PGNumeric - Undocumented
    - sqlalchemy.dialects.postgresql.pypostgresql.PGNumeric - Undocumented
    - sqlalchemy.dialects.sybase.pyodbc._SybNumeric_pyodbc - Turns Decimals with adjusted() < -6 into floats.
    - sqlalchemy.dialects.sybase.pysybase._SybNumeric - Undocumented
    - sqlalchemy.types.DECIMAL - The SQL DECIMAL type.
      - sqlalchemy.dialects.mysql.types.DECIMAL - MySQL DECIMAL type.
    - sqlalchemy.types.Float - Type representing floating point types, such as FLOAT or REAL.
      - sqlalchemy.dialects.firebird.kinterbasdb._FBFloat_kinterbasdb - Undocumented
      - sqlalchemy.dialects.mssql.pyodbc._MSFloat_pyodbc - Undocumented
      - sqlalchemy.dialects.mysql.types._FloatType - Undocumented
        sqlalchemy.dialects.mysql.types.DOUBLE - MySQL DOUBLE type.
        sqlalchemy.dialects.mysql.types.FLOAT - MySQL FLOAT type.
        sqlalchemy.dialects.mysql.types.REAL - MySQL REAL type.
      - sqlalchemy.dialects.mysql.types._MatchType - Undocumented
      - sqlalchemy.dialects.oracle.BINARY_DOUBLE - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_DOUBLE - Undocumented
      - sqlalchemy.dialects.oracle.BINARY_FLOAT - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_FLOAT - Undocumented
      - sqlalchemy.dialects.oracle.DOUBLE_PRECISION - Undocumented
      - sqlalchemy.dialects.postgresql.DOUBLE_PRECISION - Undocumented
      - sqlalchemy.types.FLOAT - The SQL FLOAT type.
        sqlalchemy.dialects.mysql.types.FLOAT - MySQL FLOAT type.
      - sqlalchemy.types.REAL - The SQL REAL type.
        sqlalchemy.dialects.mssql.REAL - Undocumented
        sqlalchemy.dialects.mysql.types.REAL - MySQL REAL type.
    - sqlalchemy.types.NUMERIC - The SQL NUMERIC type.
      - sqlalchemy.dialects.mysql.types.NUMERIC - MySQL NUMERIC type.
  - sqlalchemy.types.Time - A type for datetime.time() objects.
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgTime - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000._PGTime - Undocumented
    - sqlalchemy.dialects.sqlite.TIME - Represent a Python time object in SQLite using a string.
    - sqlalchemy.engine.default._StrTime - Undocumented
    - sqlalchemy.types.TIME - The SQL TIME type.
      - sqlalchemy.dialects.mssql.TIME - Undocumented
        sqlalchemy.databases.mssql._BASETIMEIMPL - Undocumented
      - sqlalchemy.dialects.mysql.types.TIME - MySQL TIME type.
        sqlalchemy.dialects.mysql.pyodbc._pyodbcTIME - Undocumented
      - sqlalchemy.dialects.postgresql.TIME - Undocumented
- sqlalchemy.sql.traversals.HasCacheKey - Mixin for objects which can produce a cache key.
  - sqlalchemy.orm.interfaces.CompileStateOption - base for .ORMOption classes that affect the compilation of a SQL query and therefore need to be part of the cache key.
    - sqlalchemy.orm.interfaces.CriteriaOption - Describe a WHERE criteria modification to an ORM statement at compilation time.
      - sqlalchemy.orm.util.LoaderCriteriaOption - Add additional WHERE criteria to the load for all occurrences of a particular entity.
    - sqlalchemy.orm.interfaces.LoaderOption - Describe a loader modification to an ORM statement at compilation time.
      - sqlalchemy.orm.query.AliasOption - No class docstring; 0/1 class variable, 1/2 method documented
      - sqlalchemy.orm.strategy_options.Load - Represents loader options which modify the state of a _query.Query in order to affect how various mapped attributes are loaded.
        sqlalchemy.orm.strategy_options._UnboundLoad - Represent a loader option that isn't tied to a root entity.
  - sqlalchemy.orm.interfaces.MapperProperty - Represent a particular class attribute mapped by _orm.Mapper.
    - sqlalchemy.orm.descriptor_props.DescriptorProperty - .MapperProperty which proxies access to a user-defined descriptor.
      - sqlalchemy.orm.properties.CompositeProperty - Defines a "composite" mapped attribute, representing a collection of columns as one attribute.
      - sqlalchemy.orm.properties.ConcreteInheritedProperty - A 'do nothing' .MapperProperty that disables an attribute on a concrete subclass that is only present on the inherited mapper, not the concrete classes' mapper.
      - sqlalchemy.orm.properties.SynonymProperty - No class docstring; 0/2 property, 0/7 instance variable, 1/4 method documented
    - sqlalchemy.orm.interfaces.StrategizedProperty - A MapperProperty which uses selectable strategies to affect loading behavior.
      - sqlalchemy.orm.properties.ColumnProperty - Describes an object attribute that corresponds to a table column.
      - sqlalchemy.orm.properties.RelationshipProperty - Describes an object property that holds a single item or list of items that correspond to a related database table.
  - sqlalchemy.orm.path_registry.PathRegistry - Represent query load paths and registry functions.
    - sqlalchemy.orm.path_registry.AbstractEntityRegistry - Undocumented
      - sqlalchemy.orm.path_registry.CachingEntityRegistry - Undocumented
      - sqlalchemy.orm.path_registry.SlotsEntityRegistry - Undocumented
    - sqlalchemy.orm.path_registry.PropRegistry - Undocumented
    - sqlalchemy.orm.path_registry.RootRegistry - Root registry, defers to mappers so that paths are maintained per-root-mapper.
    - sqlalchemy.orm.path_registry.TokenRegistry - Undocumented
  - sqlalchemy.orm.path_registry.PathToken - cacheable string token
  - sqlalchemy.sql.base.CacheableOptions - Undocumented
    - sqlalchemy.orm.context.ORMCompileState.default_compile_options - Undocumented
    - sqlalchemy.sql.selectable.SelectState.default_select_compile_options - Undocumented
  - sqlalchemy.sql.selectable._MemoizedSelectEntities - Undocumented
  - sqlalchemy.sql.sqltypes.TableValueType - Refers to a table value type.
  - sqlalchemy.sql.traversals.MemoizedHasCacheKey - Undocumented
    - sqlalchemy.orm.attributes.QueryableAttribute - No summary
      - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
        sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
    - sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
    - sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
    - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
      - sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
    - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
      - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
      - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
        sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
        sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
        sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
        sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
        sqlalchemy.sql.elements.SavepointClause - Undocumented
      - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
      - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
      - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
        sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
        sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
        sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
        sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
        sqlalchemy.sql.crud._multiparam_column - Undocumented
        sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
        sqlalchemy.sql.elements._textual_label_reference - Undocumented
        sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
        sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
        sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
        sqlalchemy.sql.elements.Case - Represent a CASE expression.
        sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
        sqlalchemy.sql.elements.CollationClause - Undocumented
        sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
        sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
        sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
        sqlalchemy.sql.elements.Label - Represents a column label (AS).
        sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
        sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
        sqlalchemy.sql.elements.Over - Represent an OVER clause.
        sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
        sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
        sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
        sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
        sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
        sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
      - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
        sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
        sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
      - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
      - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
      - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
        sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
        sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
- sqlalchemy.sql.traversals.HasCopyInternals - No class docstring; 1/2 method documented
  - sqlalchemy.orm.attributes.QueryableAttribute - No summary
    - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
      - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
  - sqlalchemy.sql.base.ExecutableOption - No class docstring; 0/2 class variable, 1/1 method documented
    - sqlalchemy.orm.interfaces.ORMOption - Base class for option objects that are passed to ORM queries.
      - sqlalchemy.orm.interfaces.CompileStateOption - base for .ORMOption classes that affect the compilation of a SQL query and therefore need to be part of the cache key.
        sqlalchemy.orm.interfaces.CriteriaOption - Describe a WHERE criteria modification to an ORM statement at compilation time.
        sqlalchemy.orm.util.LoaderCriteriaOption - Add additional WHERE criteria to the load for all occurrences of a particular entity.
        sqlalchemy.orm.interfaces.LoaderOption - Describe a loader modification to an ORM statement at compilation time.
        sqlalchemy.orm.query.AliasOption - No class docstring; 0/1 class variable, 1/2 method documented
        sqlalchemy.orm.strategy_options.Load - Represents loader options which modify the state of a _query.Query in order to affect how various mapped attributes are loaded.
        sqlalchemy.orm.strategy_options._UnboundLoad - Represent a loader option that isn't tied to a root entity.
      - sqlalchemy.orm.interfaces.MapperOption - Describe a modification to a Query
      - sqlalchemy.orm.interfaces.UserDefinedOption - Base class for a user-defined option that can be consumed from the .SessionEvents.do_orm_execute event hook.
  - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
    - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
    - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
      - sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
      - sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
      - sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
      - sqlalchemy.sql.elements.SavepointClause - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
      - sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
      - sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
    - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
    - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
    - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.selectable._MemoizedSelectEntities - Undocumented
- sqlalchemy.sql.type_api.Emulated - Mixin for base types that emulate the behavior of a DB-native type.
  - sqlalchemy.types.Boolean - A bool datatype.
    - sqlalchemy.databases.oracle._OracleBoolean - Undocumented
    - sqlalchemy.dialects.mssql.BIT - MSSQL BIT type.
    - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgBoolean - Undocumented
    - sqlalchemy.dialects.postgresql.pg8000._PGBoolean - Undocumented
    - sqlalchemy.sql.sqltypes.MatchType - Refers to the return type of the MATCH operator.
      - sqlalchemy.dialects.mysql.types._MatchType - Undocumented
    - sqlalchemy.types.BOOLEAN - The SQL BOOLEAN type.
  - sqlalchemy.types.Enum - Generic Enum Type.
    - sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
    - sqlalchemy.dialects.oracle.cx_oracle._OracleEnum - Undocumented
    - sqlalchemy.dialects.postgresql.ENUM - PostgreSQL ENUM type.
      - sqlalchemy.dialects.postgresql.pg8000._PGEnum - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGEnum - Undocumented
  - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
- sqlalchemy.sql.type_api.NativeForEmulated - Indicates DB-native types supported by an .Emulated type.
  - sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
  - sqlalchemy.dialects.oracle.INTERVAL - No class docstring; 0/1 property, 0/2 instance variable, 0/1 class variable, 1/3 method, 0/1 class method documented
    - sqlalchemy.dialects.oracle.cx_oracle._OracleInterval - Undocumented
  - sqlalchemy.dialects.postgresql.ENUM - PostgreSQL ENUM type.
    - sqlalchemy.dialects.postgresql.pg8000._PGEnum - Undocumented
    - sqlalchemy.dialects.postgresql.psycopg2._PGEnum - Undocumented
  - sqlalchemy.dialects.postgresql.INTERVAL - PostgreSQL INTERVAL type.
    - sqlalchemy.dialects.postgresql.pg8000._PGInterval - Undocumented
- sqlalchemy.sql.util._repr_base - Undocumented
  - sqlalchemy.sql.util._repr_params - Provide a string view of bound parameters.
  - sqlalchemy.sql.util._repr_row - Provide a string view of a row.
- sqlalchemy.sql.util.ColumnAdapter._IncludeExcludeMapping - Undocumented
- sqlalchemy.sql.visitors.ExternalTraversal - Base class for visitor objects which can traverse externally using the .visitors.traverse function.
  - sqlalchemy.sql.visitors.CloningExternalTraversal - Base class for visitor objects which can traverse using the .visitors.cloned_traverse function.
    - sqlalchemy.sql.visitors.ReplacingExternalTraversal - Base class for visitor objects which can traverse using the .visitors.replacement_traverse function.
      - sqlalchemy.sql.util.ClauseAdapter - Clones and modifies clauses based on column correspondence.
        sqlalchemy.sql.util.ColumnAdapter - Extends ClauseAdapter with extra utility functions.
        sqlalchemy.orm.util.ORMAdapter - ColumnAdapter subclass which excludes adaptation of entities from non-matching mappers.
- sqlalchemy.testing.assertions._ErrorContainer - Undocumented
- sqlalchemy.testing.assertions.AssertsCompiledSQL - Undocumented
  - sqlalchemy.testing.suite.test_sequence.SequenceCompilerTest - Undocumented
- sqlalchemy.testing.assertions.AssertsExecutionResults - No class docstring; 1/11 method documented
  - sqlalchemy.testing.fixtures.MappedTest - No class docstring; 0/3 class variable, 0/6 method, 1/7 class method documented
    - sqlalchemy.testing.fixtures.DeclarativeMappedTest - Undocumented
  - sqlalchemy.testing.suite.test_results.ServerSideCursorsTest - Undocumented
- sqlalchemy.testing.assertions.ComparesTables - Undocumented
- sqlalchemy.testing.assertsql.AssertRule - Undocumented
  - sqlalchemy.testing.assertsql.AllOf - Undocumented
    - sqlalchemy.testing.assertsql.Or - Undocumented
  - sqlalchemy.testing.assertsql.CountStatements - Undocumented
  - sqlalchemy.testing.assertsql.EachOf - Undocumented
    - sqlalchemy.testing.assertsql.Conditional - Undocumented
  - sqlalchemy.testing.assertsql.SQLMatchRule - Undocumented
    - sqlalchemy.testing.assertsql.CompiledSQL - No class docstring; 0/5 instance variable, 1/7 method documented
      - sqlalchemy.testing.assertsql.DialectSQL - Undocumented
      - sqlalchemy.testing.assertsql.RegexSQL - Undocumented
    - sqlalchemy.testing.assertsql.CursorSQL - Undocumented
- sqlalchemy.testing.assertsql.SQLAsserter - Undocumented
- sqlalchemy.testing.assertsql.SQLExecuteObserved - Undocumented
- sqlalchemy.testing.config.Config - No class docstring; 0/8 instance variable, 0/2 class variable, 0/3 method, 1/8 class method documented
- sqlalchemy.testing.engines.ConnectionKiller - Undocumented
- sqlalchemy.testing.engines.DBAPIProxyConnection - Proxy a DBAPI connection.
- sqlalchemy.testing.engines.DBAPIProxyCursor - Proxy a DBAPI cursor.
- sqlalchemy.testing.engines.ReconnectFixture - Undocumented
- sqlalchemy.testing.entities.BasicEntity - Undocumented
  - sqlalchemy.testing.entities.ComparableEntity - Undocumented
    - sqlalchemy.testing.pickleable.Address - Undocumented
    - sqlalchemy.testing.pickleable.Child1 - Undocumented
    - sqlalchemy.testing.pickleable.Child2 - Undocumented
    - sqlalchemy.testing.pickleable.Dingaling - Undocumented
    - sqlalchemy.testing.pickleable.Order - Undocumented
    - sqlalchemy.testing.pickleable.Parent - Undocumented
    - sqlalchemy.testing.pickleable.User - Undocumented
      - sqlalchemy.testing.pickleable.EmailUser - Undocumented
- sqlalchemy.testing.entities.ComparableMixin - No class docstring; 1/2 method documented
  - sqlalchemy.testing.entities.ComparableEntity - Undocumented
    - sqlalchemy.testing.pickleable.Address - Undocumented
    - sqlalchemy.testing.pickleable.Child1 - Undocumented
    - sqlalchemy.testing.pickleable.Child2 - Undocumented
    - sqlalchemy.testing.pickleable.Dingaling - Undocumented
    - sqlalchemy.testing.pickleable.Order - Undocumented
    - sqlalchemy.testing.pickleable.Parent - Undocumented
    - sqlalchemy.testing.pickleable.User - Undocumented
      - sqlalchemy.testing.pickleable.EmailUser - Undocumented
- sqlalchemy.testing.exclusions.compound - Undocumented
- sqlalchemy.testing.exclusions.Predicate - Undocumented
  - sqlalchemy.testing.exclusions.BooleanPredicate - Undocumented
  - sqlalchemy.testing.exclusions.LambdaPredicate - Undocumented
  - sqlalchemy.testing.exclusions.NotPredicate - Undocumented
  - sqlalchemy.testing.exclusions.OrPredicate - Undocumented
  - sqlalchemy.testing.exclusions.SpecPredicate - Undocumented
- sqlalchemy.testing.fixtures.FutureEngineMixin - Undocumented
  - sqlalchemy.testing.suite.test_ddl.FutureTableDDLTest - Undocumented
  - sqlalchemy.testing.suite.test_dialect.FutureWeCanSetDefaultSchemaWEventsTest - Undocumented
- sqlalchemy.testing.fixtures.NoCache - Undocumented
- sqlalchemy.testing.fixtures.RemovesEvents - Undocumented
- sqlalchemy.testing.fixtures.TestBase - No class docstring; 0/5 class variable, 1/10 method documented
  - sqlalchemy.testing.fixtures.ORMTest - Undocumented
  - sqlalchemy.testing.fixtures.TablesTest - No class docstring; 0/1 property, 0/11 class variable, 0/7 method, 1/10 class method documented
    - sqlalchemy.testing.fixtures.ComputedReflectionFixtureTest - Undocumented
      - sqlalchemy.testing.suite.test_reflection.ComputedReflectionTest - Undocumented
    - sqlalchemy.testing.fixtures.MappedTest - No class docstring; 0/3 class variable, 0/6 method, 1/7 class method documented
      - sqlalchemy.testing.fixtures.DeclarativeMappedTest - Undocumented
    - sqlalchemy.testing.suite.test_cte.CTETest - Undocumented
    - sqlalchemy.testing.suite.test_deprecations.DeprecatedCompoundSelectTest - Undocumented
    - sqlalchemy.testing.suite.test_dialect.AutocommitIsolationTest - Undocumented
    - sqlalchemy.testing.suite.test_dialect.ExceptionTest - Test basic exception wrapping.
    - sqlalchemy.testing.suite.test_insert.InsertBehaviorTest - Undocumented
    - sqlalchemy.testing.suite.test_insert.LastrowidTest - Undocumented
    - sqlalchemy.testing.suite.test_insert.ReturningTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.ComponentReflectionTest - No class docstring; 0/3 class variable, 2/25 methods, 0/6 class method documented
    - sqlalchemy.testing.suite.test_reflection.CompositeKeyReflectionTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.HasIndexTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.HasTableTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.IdentityReflectionTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.NormalizedNameTest - Undocumented
    - sqlalchemy.testing.suite.test_reflection.QuotedNameArgumentTest - Undocumented
    - sqlalchemy.testing.suite.test_results.PercentSchemaNamesTest - tests using percent signs, spaces in table and column names.
    - sqlalchemy.testing.suite.test_results.RowFetchTest - No class docstring; 0/1 class variable, 1/6 method, 0/2 class method documented
    - sqlalchemy.testing.suite.test_rowcount.RowCountTest - test rowcount functionality
    - sqlalchemy.testing.suite.test_select.CollateTest - Undocumented
    - sqlalchemy.testing.suite.test_select.CompoundSelectTest - Undocumented
    - sqlalchemy.testing.suite.test_select.ComputedColumnTest - Undocumented
    - sqlalchemy.testing.suite.test_select.DistinctOnTest - Undocumented
    - sqlalchemy.testing.suite.test_select.ExistsTest - Undocumented
    - sqlalchemy.testing.suite.test_select.ExpandingBoundInTest - No class docstring; 0/1 class variable, 2/30 methods, 0/2 class method documented
    - sqlalchemy.testing.suite.test_select.FetchLimitOffsetTest - No class docstring; 0/1 class variable, 2/29 methods, 0/2 class method documented
    - sqlalchemy.testing.suite.test_select.IdentityAutoincrementTest - Undocumented
    - sqlalchemy.testing.suite.test_select.IdentityColumnTest - Undocumented
    - sqlalchemy.testing.suite.test_select.IsOrIsNotDistinctFromTest - Undocumented
    - sqlalchemy.testing.suite.test_select.JoinTest - Undocumented
    - sqlalchemy.testing.suite.test_select.LikeFunctionsTest - Undocumented
    - sqlalchemy.testing.suite.test_select.OrderByLabelTest - Test the dialect sends appropriate ORDER BY expressions when labels are used.
    - sqlalchemy.testing.suite.test_select.PostCompileParamsTest - Undocumented
    - sqlalchemy.testing.suite.test_sequence.HasSequenceTest - Undocumented
    - sqlalchemy.testing.suite.test_sequence.SequenceTest - Undocumented
    - sqlalchemy.testing.suite.test_types.BinaryTest - Undocumented
    - sqlalchemy.testing.suite.test_types.BooleanTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeCoercedToDateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTZTest - Undocumented
    - sqlalchemy.testing.suite.test_types.JSONLegacyStringCastIndexTest - No summary
    - sqlalchemy.testing.suite.test_types.JSONTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TextTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimestampMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTZTest - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeTextTest - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeVarcharTest - Undocumented
    - sqlalchemy.testing.suite.test_unicode_ddl.UnicodeSchemaTest - Undocumented
    - sqlalchemy.testing.suite.test_update_delete.SimpleUpdateDeleteTest - Undocumented
  - sqlalchemy.testing.suite.test_ddl.LongNameBlowoutTest - test the creation of a variety of DDL structures and ensure label length limits pass on backends
  - sqlalchemy.testing.suite.test_ddl.TableDDLTest - Undocumented
    - sqlalchemy.testing.suite.test_ddl.FutureTableDDLTest - Undocumented
  - sqlalchemy.testing.suite.test_dialect.DifficultParametersTest - Undocumented
  - sqlalchemy.testing.suite.test_dialect.EscapingTest - No class docstring; 1/1 method documented
  - sqlalchemy.testing.suite.test_dialect.IsolationLevelTest - Undocumented
  - sqlalchemy.testing.suite.test_dialect.WeCanSetDefaultSchemaWEventsTest - Undocumented
    - sqlalchemy.testing.suite.test_dialect.FutureWeCanSetDefaultSchemaWEventsTest - Undocumented
  - sqlalchemy.testing.suite.test_reflection.ComponentReflectionTestExtra - Undocumented
  - sqlalchemy.testing.suite.test_reflection.TableNoColumnsTest - Undocumented
  - sqlalchemy.testing.suite.test_results.ServerSideCursorsTest - Undocumented
  - sqlalchemy.testing.suite.test_select.ValuesExpressionTest - Undocumented
  - sqlalchemy.testing.suite.test_sequence.HasSequenceTestEmpty - Undocumented
  - sqlalchemy.testing.suite.test_sequence.SequenceCompilerTest - Undocumented
  - sqlalchemy.testing.suite.test_types._DateFixture - Undocumented
    - sqlalchemy.testing.suite.test_types.DateHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeCoercedToDateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTZTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimestampMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTZTest - Undocumented
  - sqlalchemy.testing.suite.test_types._UnicodeFixture - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeTextTest - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeVarcharTest - Undocumented
  - sqlalchemy.testing.suite.test_types.CastTypeDecoratorTest - Undocumented
  - sqlalchemy.testing.suite.test_types.IntegerTest - Undocumented
  - sqlalchemy.testing.suite.test_types.NumericTest - No class docstring; 0/1 class variable, 3/20 methods documented
  - sqlalchemy.testing.suite.test_types.StringTest - Undocumented
- sqlalchemy.testing.pickleable.Bar - Undocumented
- sqlalchemy.testing.pickleable.BarWithoutCompare - Undocumented
- sqlalchemy.testing.pickleable.BrokenComparable - Undocumented
- sqlalchemy.testing.pickleable.Foo - Undocumented
- sqlalchemy.testing.pickleable.NotComparable - Undocumented
- sqlalchemy.testing.pickleable.Screen - Undocumented
- sqlalchemy.testing.profiling.ProfileStatsFile - Store per-platform/fn profiling results in a file.
- sqlalchemy.testing.provision.register - Undocumented
- sqlalchemy.testing.requirements.Requirements - Undocumented
  - sqlalchemy.testing.requirements.SuiteRequirements - No class docstring; 153/192 properties, 1/6 method documented
- sqlalchemy.testing.schema.eq_clause_element - Helper to compare SQL structures based on compare()
- sqlalchemy.testing.schema.eq_type_affinity - Helper to compare types inside of datastructures based on affinity.
- sqlalchemy.testing.suite.test_types._LiteralRoundTripFixture - No class docstring; 0/1 class variable, 1/1 method documented
  - sqlalchemy.testing.suite.test_types._DateFixture - Undocumented
    - sqlalchemy.testing.suite.test_types.DateHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeCoercedToDateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeHistoricTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.DateTimeTZTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimestampMicrosecondsTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTest - Undocumented
    - sqlalchemy.testing.suite.test_types.TimeTZTest - Undocumented
  - sqlalchemy.testing.suite.test_types._UnicodeFixture - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeTextTest - Undocumented
    - sqlalchemy.testing.suite.test_types.UnicodeVarcharTest - Undocumented
  - sqlalchemy.testing.suite.test_types.BinaryTest - Undocumented
  - sqlalchemy.testing.suite.test_types.BooleanTest - Undocumented
  - sqlalchemy.testing.suite.test_types.CastTypeDecoratorTest - Undocumented
  - sqlalchemy.testing.suite.test_types.IntegerTest - Undocumented
  - sqlalchemy.testing.suite.test_types.JSONLegacyStringCastIndexTest - No summary
  - sqlalchemy.testing.suite.test_types.JSONTest - Undocumented
  - sqlalchemy.testing.suite.test_types.NumericTest - No class docstring; 0/1 class variable, 3/20 methods documented
  - sqlalchemy.testing.suite.test_types.StringTest - Undocumented
  - sqlalchemy.testing.suite.test_types.TextTest - Undocumented
- sqlalchemy.types.Concatenable - A mixin that marks a type as supporting 'concatenation', typically strings.
  - sqlalchemy.dialects.postgresql.hstore.HSTORE - Represent the PostgreSQL HSTORE type.
    - sqlalchemy.dialects.postgresql.psycopg2._PGHStore - Undocumented
    - sqlalchemy.dialects.postgresql.pygresql._PGHStore - Undocumented
  - sqlalchemy.types.ARRAY - Represent a SQL Array type.
    - sqlalchemy.dialects.postgresql.ARRAY - PostgreSQL ARRAY type.
      - sqlalchemy.dialects.postgresql.pg8000._PGARRAY - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGARRAY - Undocumented
  - sqlalchemy.types.String - The base for all string and character types.
    - sqlalchemy.databases.firebird._StringType - Base for Firebird string types.
      - sqlalchemy.dialects.firebird.CHAR - Firebird CHAR type
      - sqlalchemy.dialects.firebird.VARCHAR - Firebird VARCHAR type
    - sqlalchemy.dialects.mysql.types._StringType - Base for MySQL string types.
      - sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
      - sqlalchemy.dialects.mysql.enumerated.SET - MySQL SET type.
      - sqlalchemy.dialects.mysql.types.CHAR - MySQL CHAR type, for fixed-length character data.
      - sqlalchemy.dialects.mysql.types.LONGTEXT - MySQL LONGTEXT type, for text up to 2^32 characters.
      - sqlalchemy.dialects.mysql.types.MEDIUMTEXT - MySQL MEDIUMTEXT type, for text up to 2^24 characters.
      - sqlalchemy.dialects.mysql.types.NCHAR - MySQL NCHAR type.
      - sqlalchemy.dialects.mysql.types.NVARCHAR - MySQL NVARCHAR type.
      - sqlalchemy.dialects.mysql.types.TEXT - MySQL TEXT type, for text up to 2^16 characters.
      - sqlalchemy.dialects.mysql.types.TINYTEXT - MySQL TINYTEXT type, for text up to 2^8 characters.
      - sqlalchemy.dialects.mysql.types.VARCHAR - MySQL VARCHAR type, for variable-length character data.
    - sqlalchemy.dialects.oracle.cx_oracle._OracleString - Undocumented
    - sqlalchemy.types.CHAR - The SQL CHAR type.
      - sqlalchemy.dialects.firebird.CHAR - Firebird CHAR type
      - sqlalchemy.dialects.mysql.types.CHAR - MySQL CHAR type, for fixed-length character data.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleChar - Undocumented
    - sqlalchemy.types.Enum - Generic Enum Type.
      - sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleEnum - Undocumented
      - sqlalchemy.dialects.postgresql.ENUM - PostgreSQL ENUM type.
        sqlalchemy.dialects.postgresql.pg8000._PGEnum - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGEnum - Undocumented
    - sqlalchemy.types.Text - A variably sized string type.
      - sqlalchemy.dialects.mssql.XML - MSSQL XML type.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleText - Undocumented
      - sqlalchemy.dialects.oracle.LONG - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleLong - Undocumented
      - sqlalchemy.dialects.oracle.NCLOB - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeTextNCLOB - Undocumented
      - sqlalchemy.types.CLOB - The CLOB type.
      - sqlalchemy.types.TEXT - The SQL TEXT type.
        sqlalchemy.dialects.mysql.types.TEXT - MySQL TEXT type, for text up to 2^16 characters.
      - sqlalchemy.types.UnicodeText - An unbounded-length Unicode string type.
        sqlalchemy.databases.mssql._MSUnicodeText - Undocumented
        sqlalchemy.dialects.mssql.NTEXT - MSSQL NTEXT type, for variable-length unicode text up to 2^30 characters.
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeTextCLOB - Undocumented
        sqlalchemy.dialects.sybase.UNITEXT - Undocumented
    - sqlalchemy.types.Unicode - A variable length Unicode string type.
      - sqlalchemy.databases.mssql._MSUnicode - Undocumented
      - sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeStringCHAR - Undocumented
      - sqlalchemy.dialects.sybase.UNICHAR - Undocumented
      - sqlalchemy.dialects.sybase.UNIVARCHAR - Undocumented
      - sqlalchemy.types.NCHAR - The SQL NCHAR type.
        sqlalchemy.dialects.mysql.types.NCHAR - MySQL NCHAR type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleNChar - Undocumented
      - sqlalchemy.types.NVARCHAR - The SQL NVARCHAR type.
        sqlalchemy.dialects.mysql.types.NVARCHAR - MySQL NVARCHAR type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeStringNCHAR - Undocumented
    - sqlalchemy.types.VARCHAR - The SQL VARCHAR type.
      - sqlalchemy.dialects.firebird.VARCHAR - Firebird VARCHAR type
      - sqlalchemy.dialects.mysql.types.VARCHAR - MySQL VARCHAR type, for variable-length character data.
      - sqlalchemy.dialects.oracle.VARCHAR2 - Undocumented
- sqlalchemy.types.ExternalType - mixin that defines attributes and behaviors specific to third-party datatypes.
  - sqlalchemy.types.TypeDecorator - Allows the creation of types which add additional functionality to an existing type.
    - sqlalchemy.dialects.mssql.information_schema.CoerceUnicode - Undocumented
    - sqlalchemy.dialects.mssql.information_schema.IdentitySqlVariant - This type casts sql_variant columns in the identity_columns view to numeric. This is required because:
    - sqlalchemy.sql.type_api.Variant - A wrapping type that selects among a variety of implementations based on dialect in use.
    - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
    - sqlalchemy.types.PickleType - Holds Python objects, which are serialized using pickle.
- sqlalchemy.types.Indexable - A mixin that marks a type as supporting indexing operations, such as array or JSON structures.
  - sqlalchemy.dialects.postgresql.hstore.HSTORE - Represent the PostgreSQL HSTORE type.
    - sqlalchemy.dialects.postgresql.psycopg2._PGHStore - Undocumented
    - sqlalchemy.dialects.postgresql.pygresql._PGHStore - Undocumented
  - sqlalchemy.types.ARRAY - Represent a SQL Array type.
    - sqlalchemy.dialects.postgresql.ARRAY - PostgreSQL ARRAY type.
      - sqlalchemy.dialects.postgresql.pg8000._PGARRAY - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGARRAY - Undocumented
  - sqlalchemy.types.JSON - Represent a SQL JSON type.
    - sqlalchemy.dialects.mssql.json.JSON - MSSQL JSON type.
    - sqlalchemy.dialects.mysql.json.JSON - MySQL JSON type.
    - sqlalchemy.dialects.postgresql.json.JSON - Represent the PostgreSQL JSON type.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSON - Undocumented
      - sqlalchemy.dialects.postgresql.json.JSONB - Represent the PostgreSQL JSONB type.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONB - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONB - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGJSONB - Undocumented
        sqlalchemy.dialects.postgresql.pygresql._PGJSONB - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGJSON - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGJSON - Undocumented
      - sqlalchemy.dialects.postgresql.pygresql._PGJSON - Undocumented
    - sqlalchemy.dialects.sqlite.json.JSON - SQLite JSON type.
      - sqlalchemy.databases.sqlite._SQliteJson - Undocumented
- sqlalchemy.util._collections.IdentitySet - A set that considers only object id() for uniqueness.
  - sqlalchemy.util._collections.OrderedIdentitySet - Undocumented
- sqlalchemy.util._collections.ImmutableContainer - Undocumented
  - sqlalchemy.sql.base.ImmutableColumnCollection - Undocumented
  - sqlalchemy.util._collections.FacadeDict - A dictionary that is not publicly mutable.
  - sqlalchemy.util._collections.ImmutableProperties - Provide immutable dict/object attribute to an underlying dictionary.
- sqlalchemy.util._collections.Properties - Provide a __getattr__/__setattr__ interface over a dict.
  - sqlalchemy.util._collections.ImmutableProperties - Provide immutable dict/object attribute to an underlying dictionary.
  - sqlalchemy.util._collections.OrderedProperties - Provide a __getattr__/__setattr__ interface with an OrderedDict as backing store.
- sqlalchemy.util._collections.ScopedRegistry - A Registry that can store one or multiple instances of a single class on the basis of a "scope" function.
  - sqlalchemy.util._collections.ThreadLocalRegistry - A .ScopedRegistry that uses a threading.local() variable for storage.
- sqlalchemy.util._collections.UniqueAppender - Appends items to a collection ensuring uniqueness.
- sqlalchemy.util._collections.WeakSequence - Undocumented
- sqlalchemy.util.compat.nullcontext - Context manager that does no additional processing.
- sqlalchemy.util.langhelpers.HasMemoized - A class that maintains the names of memoized elements in a collection for easy cache clearing, generative, etc.
- sqlalchemy.util.langhelpers.HasMemoized.memoized_attribute - A read-only @property that is only evaluated once.
- sqlalchemy.util.langhelpers.hybridmethod - Decorate a function as cls- or instance- level.
- sqlalchemy.util.langhelpers.hybridproperty - Undocumented
- sqlalchemy.util.langhelpers.memoized_property - A read-only @property that is only evaluated once.
- sqlalchemy.util.langhelpers.MemoizedSlots - Apply memoized items to an object using a __getattr__ scheme.
  - sqlalchemy.event.attr.RefCollection - Undocumented
    - sqlalchemy.event.attr._ClsLevelDispatch - Class-level events on ._Dispatch classes.
    - sqlalchemy.event.attr._InstanceLevelDispatch - Undocumented
      - sqlalchemy.event.attr._CompoundListener - No class docstring; 0/3 instance variable, 0/1 class variable, 4/10 methods documented
        sqlalchemy.event.attr._JoinedListener - Undocumented
        sqlalchemy.event.attr._ListenerCollection - Instance-level attributes on instances of ._Dispatch.
      - sqlalchemy.event.attr._EmptyListener - Serves as a proxy interface to the events served by a _ClsLevelDispatch, when there are no instance-level events present.
    - sqlalchemy.orm.events._EventsHold - Hold onto listeners against unmapped, uninstrumented classes.
      - sqlalchemy.orm.events._InstanceEventsHold - Undocumented
      - sqlalchemy.orm.events._MapperEventsHold - Undocumented
  - sqlalchemy.orm.interfaces.MapperProperty - Represent a particular class attribute mapped by _orm.Mapper.
    - sqlalchemy.orm.descriptor_props.DescriptorProperty - .MapperProperty which proxies access to a user-defined descriptor.
      - sqlalchemy.orm.properties.CompositeProperty - Defines a "composite" mapped attribute, representing a collection of columns as one attribute.
      - sqlalchemy.orm.properties.ConcreteInheritedProperty - A 'do nothing' .MapperProperty that disables an attribute on a concrete subclass that is only present on the inherited mapper, not the concrete classes' mapper.
      - sqlalchemy.orm.properties.SynonymProperty - No class docstring; 0/2 property, 0/7 instance variable, 1/4 method documented
    - sqlalchemy.orm.interfaces.StrategizedProperty - A MapperProperty which uses selectable strategies to affect loading behavior.
      - sqlalchemy.orm.properties.ColumnProperty - Describes an object attribute that corresponds to a table column.
      - sqlalchemy.orm.properties.RelationshipProperty - Describes an object property that holds a single item or list of items that correspond to a related database table.
  - sqlalchemy.orm.properties.ColumnProperty.Comparator - Produce boolean, comparison, and other operators for .ColumnProperty attributes.
  - sqlalchemy.orm.session.ORMExecuteState - Represents a call to the _orm.Session.execute method, as passed to the .SessionEvents.do_orm_execute event hook.
  - sqlalchemy.orm.strategies.LazyLoader - Provide loading behavior for a .RelationshipProperty with "lazy=True", that is loads when first accessed.
  - sqlalchemy.orm.strategies.SelectInLoader - Undocumented
  - sqlalchemy.sql.expression.quoted_name - Represent a SQL identifier combined with quoting preferences.
    - sqlalchemy.sql.elements._truncated_label - A unicode subclass used to identify symbolic " "names that may require truncation.
      - sqlalchemy.sql.elements._anonymous_label - A unicode subclass used to identify anonymously generated names.
      - sqlalchemy.sql.elements.conv - Mark a string indicating that a name has already been converted by a naming convention.
  - sqlalchemy.sql.selectable.SelectState - No class docstring; 0/4 instance variable, 0/1 class variable, 2/7 methods, 1/8 class method, 0/1 class documented
    - sqlalchemy.orm.context.ORMSelectCompileState - No class docstring; 0/2 property, 0/39 instance variable, 0/4 class variable, 8/27 methods, 2/6 class methods documented
  - sqlalchemy.sql.traversals.TraversalComparatorStrategy - Undocumented
    - sqlalchemy.sql.traversals.ColIdentityComparatorStrategy - No class docstring; 1/4 method documented
- sqlalchemy.util.langhelpers.PluginLoader - Undocumented
- sqlalchemy.util.langhelpers.portable_instancemethod - Turn an instancemethod into a (parent, name) pair to produce a serializable callable.
- sqlalchemy.util.langhelpers.safe_reraise - Reraise an exception after invoking some handler code.
- sqlalchemy.util.langhelpers.symbol - A constant symbol.
PendingDeprecationWarning
- sqlalchemy.exc.SAPendingDeprecationWarning - A similar warning as _exc.SADeprecationWarning, this warning is not used in modern versions of SQLAlchemy.
property
- sqlalchemy.ext.declarative.declared_attr - Mark a class-level method as representing the definition of a mapped property or special declarative member name.
  - sqlalchemy.orm.decl_api._stateful_declared_attr - Undocumented
- sqlalchemy.util.langhelpers.classproperty - A decorator that behaves like @property except that operates on classes rather than instances.
RuntimeWarning
- sqlalchemy.exc.SAWarning - Issued at runtime.
  - sqlalchemy.testing.warnings.SATestSuiteWarning - warning for a condition detected during tests that is non-fatal
set
- sqlalchemy.ext.mutable.MutableSet - A set type that implements .Mutable.
- sqlalchemy.orm.collections.InstrumentedSet - An instrumented version of the built-in set.
- sqlalchemy.testing.util.RandomSet - Undocumented
- sqlalchemy.util._collections.OrderedSet - Undocumented
sqlalchemy.dialects.mssql.base._MSTime
- sqlalchemy.dialects.mssql.mxodbc._MSTime_mxodbc - Undocumented
sqlalchemy.dialects.mssql.base.BINARY
- sqlalchemy.dialects.mssql.pyodbc._BINARY_pyodbc - Undocumented
sqlalchemy.dialects.mysql.aiomysql.AsyncAdapt_aiomysql_cursor - Undocumented
- sqlalchemy.dialects.mysql.aiomysql.AsyncAdapt_aiomysql_ss_cursor - Undocumented
sqlalchemy.dialects.mysql.aiomysql.AsyncAdapt_aiomysql_dbapi - Undocumented
sqlalchemy.dialects.mysql.asyncmy.AsyncAdapt_asyncmy_cursor - Undocumented
- sqlalchemy.dialects.mysql.asyncmy.AsyncAdapt_asyncmy_ss_cursor - Undocumented
sqlalchemy.dialects.mysql.asyncmy.AsyncAdapt_asyncmy_dbapi - Undocumented
sqlalchemy.dialects.mysql.base.BIT
- sqlalchemy.dialects.mysql.cymysql._cymysqlBIT - No class docstring; 1/1 method documented
- sqlalchemy.dialects.mysql.mysqlconnector._myconnpyBIT - No class docstring; 1/1 method documented
- sqlalchemy.dialects.mysql.oursql._oursqlBIT - No class docstring; 1/1 method documented
sqlalchemy.dialects.mysql.base.MySQLDialect
- sqlalchemy.dialects.mysql.mariadb.MariaDBDialect - Undocumented
sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_cursor - Undocumented
- sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_ss_cursor - Undocumented
sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_dbapi - Undocumented
sqlalchemy.dialects.postgresql.base.ENUM
- sqlalchemy.dialects.postgresql.asyncpg.AsyncPgEnum - Undocumented
sqlalchemy.dialects.postgresql.base.INTERVAL
- sqlalchemy.dialects.postgresql.asyncpg.AsyncPgInterval - Undocumented
sqlalchemy.dialects.postgresql.base.OID
- sqlalchemy.dialects.postgresql.asyncpg.AsyncpgOID - Undocumented
sqlalchemy.dialects.postgresql.base.REGCLASS
- sqlalchemy.dialects.postgresql.asyncpg.AsyncpgREGCLASS - Undocumented
sqlalchemy.dialects.postgresql.base.UUID
- sqlalchemy.dialects.postgresql.asyncpg.AsyncpgUUID - Undocumented
sqlalchemy.dialects.postgresql.pg8000.ServerSideCursor - Undocumented
sqlalchemy.dialects.sqlite.aiosqlite.AsyncAdapt_aiosqlite_cursor - Undocumented
- sqlalchemy.dialects.sqlite.aiosqlite.AsyncAdapt_aiosqlite_ss_cursor - Undocumented
sqlalchemy.dialects.sqlite.aiosqlite.AsyncAdapt_aiosqlite_dbapi - Undocumented
sqlalchemy.dialects.sybase.base.SybaseDialect
- sqlalchemy.dialects.sybase.mxodbc.SybaseDialect_mxodbc - Undocumented
sqlalchemy.dialects.sybase.base.SybaseExecutionContext
- sqlalchemy.dialects.sybase.mxodbc.SybaseExecutionContext_mxodbc - Undocumented
sqlalchemy.engine.AdaptedConnection
- sqlalchemy.dialects.mysql.aiomysql.AsyncAdapt_aiomysql_connection - Undocumented
  - sqlalchemy.dialects.mysql.aiomysql.AsyncAdaptFallback_aiomysql_connection - Undocumented
- sqlalchemy.dialects.mysql.asyncmy.AsyncAdapt_asyncmy_connection - Undocumented
  - sqlalchemy.dialects.mysql.asyncmy.AsyncAdaptFallback_asyncmy_connection - Undocumented
- sqlalchemy.dialects.postgresql.asyncpg.AsyncAdapt_asyncpg_connection - Undocumented
  - sqlalchemy.dialects.postgresql.asyncpg.AsyncAdaptFallback_asyncpg_connection - Undocumented
- sqlalchemy.dialects.sqlite.aiosqlite.AsyncAdapt_aiosqlite_connection - Undocumented
  - sqlalchemy.dialects.sqlite.aiosqlite.AsyncAdaptFallback_aiosqlite_connection - Undocumented
sqlalchemy.engine.Connection
- sqlalchemy.future.engine.Connection - Provides high-level functionality for a wrapped DB-API connection.
sqlalchemy.engine.Engine
- sqlalchemy.future.engine.Engine - Connects a _pool.Pool and _engine.Dialect together to provide a source of database connectivity and behavior.
  - sqlalchemy.future.engine.OptionEngine - Undocumented
sqlalchemy.ext.asyncio.base.ReversibleProxy - Undocumented
- sqlalchemy.ext.asyncio.base.ProxyComparable - Undocumented
  - sqlalchemy.ext.asyncio.engine.AsyncConnection - An asyncio proxy for a _engine.Connection.
  - sqlalchemy.ext.asyncio.engine.AsyncEngine - An asyncio proxy for a _engine.Engine.
  - sqlalchemy.ext.asyncio.engine.AsyncTransaction - An asyncio proxy for a _engine.Transaction.
- sqlalchemy.ext.asyncio.session.AsyncSession - Asyncio version of _orm.Session.
- sqlalchemy.ext.asyncio.session.AsyncSessionTransaction - A wrapper for the ORM _orm.SessionTransaction object.
sqlalchemy.ext.asyncio.engine.AsyncConnectable - Undocumented
- sqlalchemy.ext.asyncio.engine.AsyncConnection - An asyncio proxy for a _engine.Connection.
- sqlalchemy.ext.asyncio.engine.AsyncEngine - An asyncio proxy for a _engine.Engine.
sqlalchemy.ext.asyncio.session._AsyncSessionContextManager - Undocumented
sqlalchemy.ext.mypy.util.SQLAlchemyAttribute - No class docstring; 0/5 instance variable, 1/3 method, 0/1 class method documented
sqlalchemy.orm.attributes._Generic_T
- sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
  - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
sqlalchemy.orm.interfaces.InspectionAttr
- sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
sqlalchemy.pool.base.Pool
- sqlalchemy.pool.AssertionPool - A _pool.Pool that allows at most one checked out connection at any given time.
- sqlalchemy.pool.NullPool - A Pool which does not pool connections.
- sqlalchemy.pool.QueuePool - A _pool.Pool that imposes a limit on the number of open connections.
  - sqlalchemy.pool.AsyncAdaptedQueuePool - Undocumented
    - sqlalchemy.pool.FallbackAsyncAdaptedQueuePool - Undocumented
- sqlalchemy.pool.SingletonThreadPool - A Pool that maintains one connection per thread.
- sqlalchemy.pool.StaticPool - A Pool of exactly one connection, used for all requests.
sqlalchemy.sql.dml.Insert
- sqlalchemy.dialects.mysql.dml.Insert - MySQL-specific implementation of INSERT.
- sqlalchemy.dialects.postgresql.dml.Insert - PostgreSQL-specific implementation of INSERT.
- sqlalchemy.dialects.sqlite.dml.Insert - SQLite-specific implementation of INSERT.
sqlalchemy.sql.elements.ClauseElement
- sqlalchemy.dialects.mysql.dml.OnDuplicateClause - Undocumented
- sqlalchemy.dialects.postgresql.dml.OnConflictClause - Undocumented
  - sqlalchemy.dialects.postgresql.dml.OnConflictDoNothing - Undocumented
  - sqlalchemy.dialects.postgresql.dml.OnConflictDoUpdate - Undocumented
- sqlalchemy.dialects.sqlite.dml.OnConflictClause - Undocumented
  - sqlalchemy.dialects.sqlite.dml.OnConflictDoNothing - Undocumented
  - sqlalchemy.dialects.sqlite.dml.OnConflictDoUpdate - Undocumented
sqlalchemy.sql.elements.ColumnElement
- sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
  - sqlalchemy.sql.functions.Function - Describe a named SQL function.
sqlalchemy.sql.selectable.GroupedElement
- sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
sqlalchemy.sql.sqltypes.String.Comparator
- sqlalchemy.types.Enum.Comparator - Undocumented
sqlalchemy.sql.type_api.TypeEngine
- sqlalchemy.dialects.oracle.ROWID - Oracle ROWID type.
  - sqlalchemy.dialects.oracle.cx_oracle._OracleRowid - Undocumented
- sqlalchemy.dialects.postgresql.BIT - Undocumented
- sqlalchemy.dialects.postgresql.CIDR - Undocumented
- sqlalchemy.dialects.postgresql.INET - Undocumented
- sqlalchemy.dialects.postgresql.MACADDR - Undocumented
- sqlalchemy.dialects.postgresql.MONEY - Provide the PostgreSQL MONEY type.
- sqlalchemy.dialects.postgresql.OID - Provide the PostgreSQL OID type.
- sqlalchemy.dialects.postgresql.REGCLASS - Provide the PostgreSQL REGCLASS type.
- sqlalchemy.dialects.postgresql.TSVECTOR - The _postgresql.TSVECTOR type implements the PostgreSQL text search type TSVECTOR.
- sqlalchemy.dialects.postgresql.UUID - PostgreSQL UUID type.
  - sqlalchemy.dialects.postgresql.pg8000._PGUUID - Undocumented
  - sqlalchemy.dialects.postgresql.psycopg2._PGUUID - Undocumented
  - sqlalchemy.dialects.postgresql.pygresql._PGUUID - Undocumented
sqlalchemy.sql.visitors.ClauseVisitor
- sqlalchemy.sql.base.SchemaVisitor - Define the visiting for SchemaItem objects.
  - sqlalchemy.sql.ddl.DDLBase - Undocumented
    - sqlalchemy.dialects.postgresql.ENUM.EnumDropper - Undocumented
    - sqlalchemy.dialects.postgresql.ENUM.EnumGenerator - Undocumented
    - sqlalchemy.sql.ddl.SchemaDropper - Undocumented
    - sqlalchemy.sql.ddl.SchemaGenerator - Undocumented
sqlalchemy.testing.AssertsCompiledSQL
- sqlalchemy.testing.suite.test_select.DistinctOnTest - Undocumented
- sqlalchemy.testing.suite.test_select.PostCompileParamsTest - Undocumented
sqlalchemy.testing.AssertsExecutionResults
- sqlalchemy.testing.suite.test_select.PostCompileParamsTest - Undocumented
sqlalchemy.testing.pickleable.OldSchool - Undocumented
sqlalchemy.testing.pickleable.OldSchoolWithoutCompare - Undocumented
sqlalchemy.util._collections.collections_abc.MutableMapping
- sqlalchemy.sql.base._DialectArgDict - A dictionary view of dialect-level arguments for a specific dialect.
- sqlalchemy.sql.base._DialectArgView - A dictionary view of dialect-level arguments in the form <dialectname>_<argument_name>.
sqlalchemy.util._collections.ordered_column_set
- sqlalchemy.sql.base.ColumnSet - Undocumented
sqlalchemy.util._compat_py3k._AsyncGeneratorContextManager - Helper for @asynccontextmanager.
sqlalchemy.util._concurrency_py3k.AsyncAdaptedLock - Undocumented
sqlalchemy.util._preloaded._ModuleRegistry - Registry of modules to load in a package init file.
sqlalchemy.util.ABC
- sqlalchemy.engine.characteristics.ConnectionCharacteristic - An abstract base for an object that can set, get and reset a per-connection characteristic, typically one that gets reset when the connection is returned to the connection pool.
  - sqlalchemy.databases.postgresql.PGDeferrableConnectionCharacteristic - Undocumented
  - sqlalchemy.databases.postgresql.PGReadOnlyConnectionCharacteristic - Undocumented
  - sqlalchemy.engine.characteristics.IsolationLevelCharacteristic - Undocumented
sqlalchemy.util.collections_abc.KeysView
- sqlalchemy.engine.result.RMKeyView - Undocumented
sqlalchemy.util.compat.collections_abc.ItemsView
- sqlalchemy.engine.row.ROMappingView - Undocumented
sqlalchemy.util.compat.collections_abc.KeysView
- sqlalchemy.engine.row.ROMappingView - Undocumented
sqlalchemy.util.compat.collections_abc.Mapping
- sqlalchemy.engine.row.RowMapping - A Mapping that maps column names and objects to .Row values.
sqlalchemy.util.compat.collections_abc.Sequence
- sqlalchemy.engine.row.Row - Represent a single result row.
  - sqlalchemy.engine.row.LegacyRow - A subclass of .Row that delivers 1.x SQLAlchemy behaviors for Core.
    - sqlalchemy.engine.cursor.BufferedColumnRow - Row is now BufferedColumn in all cases
sqlalchemy.util.compat.collections_abc.ValuesView
- sqlalchemy.engine.row.ROMappingView - Undocumented
sqlalchemy.util.compat.text_type
- sqlalchemy.sql.expression.quoted_name - Represent a SQL identifier combined with quoting preferences.
  - sqlalchemy.sql.elements._truncated_label - A unicode subclass used to identify symbolic " "names that may require truncation.
    - sqlalchemy.sql.elements._anonymous_label - A unicode subclass used to identify anonymously generated names.
    - sqlalchemy.sql.elements.conv - Mark a string indicating that a name has already been converted by a naming convention.
sqlalchemy.util.HasMemoized
- sqlalchemy.orm.instrumentation.ClassManager - Tracks state information at the class level.
  - sqlalchemy.ext.instrumentation._ClassInstrumentationAdapter - Adapts a user-defined InstrumentationManager to a ClassManager.
- sqlalchemy.sql.base.Generative - Provide a method-chaining pattern in conjunction with the @_generative decorator.
  - sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
  - sqlalchemy.orm.strategy_options.Load - Represents loader options which modify the state of a _query.Query in order to affect how various mapped attributes are loaded.
    - sqlalchemy.orm.strategy_options._UnboundLoad - Represent a loader option that isn't tied to a root entity.
  - sqlalchemy.sql.base.Executable - Mark a _expression.ClauseElement as supporting execution.
    - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
    - sqlalchemy.orm.query.Query - ORM-level SQL construction object.
      - sqlalchemy.ext.horizontal_shard.ShardedQuery - No class docstring; 0/4 instance variable, 1/2 method documented
      - sqlalchemy.orm.dynamic.AppenderQuery - A dynamic query that supports basic collection storage operations.
    - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
      - sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
      - sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
      - sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
      - sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
      - sqlalchemy.sql.elements.SavepointClause - Undocumented
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
      - sqlalchemy.sql.functions.Function - Describe a named SQL function.
    - sqlalchemy.sql.schema.DefaultGenerator - Base class for column default values.
      - sqlalchemy.sql.schema.ColumnDefault - A plain default value on a column.
      - sqlalchemy.sql.schema.Sequence - Represents a named database sequence.
    - sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
      - sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
      - sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
      - sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.base.HasCompileState - A class that has a .CompileState associated with it.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
    - sqlalchemy.sql.expression.Select - Represents a SELECT statement.
  - sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
  - sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
    - sqlalchemy.sql.functions.Function - Describe a named SQL function.
  - sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
  - sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
- sqlalchemy.sql.base.InPlaceGenerative - Provide a method-chaining pattern in conjunction with the @_generative decorator that mutates in place.
  - sqlalchemy.engine.result.ResultInternal - Undocumented
    - sqlalchemy.engine.result.FilterResult - A wrapper for a _engine.Result that returns objects other than _result.Row objects, such as dictionaries or scalar objects.
      - sqlalchemy.engine.result.MappingResult - A wrapper for a _engine.Result that returns dictionary values rather than _engine.Row values.
      - sqlalchemy.engine.result.ScalarResult - A wrapper for a _result.Result that returns scalar values rather than _row.Row values.
      - sqlalchemy.ext.asyncio.result.AsyncCommon - No class docstring; 1/1 method documented
        sqlalchemy.ext.asyncio.result.AsyncMappingResult - A wrapper for a _asyncio.AsyncResult that returns dictionary values rather than _engine.Row values.
        sqlalchemy.ext.asyncio.result.AsyncResult - An asyncio wrapper around a _result.Result object.
        sqlalchemy.ext.asyncio.result.AsyncScalarResult - A wrapper for a _asyncio.AsyncResult that returns scalar values rather than _row.Row values.
    - sqlalchemy.engine.result.Result - Represent a set of database results.
      - sqlalchemy.engine.cursor.CursorResult - A Result that is representing state from a DBAPI cursor.
        sqlalchemy.engine.cursor.LegacyCursorResult - Legacy version of .CursorResult.
        sqlalchemy.engine.cursor.BufferedColumnResultProxy - A ResultProxy with column buffering behavior.
        sqlalchemy.engine.cursor.BufferedRowResultProxy - A ResultProxy with row buffering behavior.
        sqlalchemy.engine.cursor.FullyBufferedResultProxy - A result proxy that buffers rows fully upon creation.
      - sqlalchemy.engine.result.IteratorResult - A .Result that gets data from a Python iterator of .Row objects.
        sqlalchemy.engine.result.ChunkedIteratorResult - An .IteratorResult that works from an iterator-producing callable.
        sqlalchemy.engine.result.MergedResult - A _engine.Result that is merged from any number of _engine.Result objects.
- sqlalchemy.sql.traversals.MemoizedHasCacheKey - Undocumented
  - sqlalchemy.orm.attributes.QueryableAttribute - No summary
    - sqlalchemy.orm.attributes.Mapped - Represent an ORM mapped :term:`descriptor` attribute for typing purposes.
      - sqlalchemy.orm.attributes.InstrumentedAttribute - Class bound instrumented attribute which adds basic :term:`descriptor` methods.
  - sqlalchemy.orm.mapper.Mapper - Defines an association between a Python class and a database table or other relational structure, so that ORM operations against the class may proceed.
  - sqlalchemy.orm.util.AliasedInsp - Provide an inspection interface for an .AliasedClass object.
  - sqlalchemy.orm.util.Bundle - A grouping of SQL expressions that are returned by a .Query under one namespace.
    - sqlalchemy.orm.properties.CompositeProperty.CompositeBundle - Undocumented
  - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
    - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
    - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
      - sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
      - sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
      - sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
      - sqlalchemy.sql.elements.SavepointClause - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
      - sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
      - sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
    - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
    - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
    - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
sqlalchemy.util.namedtuple('History', ['added', 'unchanged', 'deleted'])
- sqlalchemy.orm.attributes.History - A 3-tuple of added, unchanged and deleted values, representing the changes which have occurred on an instrumented attribute.
sqlalchemy.util.namedtuple('URL', ['drivername', 'username', 'password', 'host', 'port', 'database', 'query'])
- sqlalchemy.engine.url.URL - Represent the components of a URL used to connect to a database.
sqlalchemy.util.queue.AsyncAdaptedQueue - Undocumented
- sqlalchemy.util.queue.FallbackAsyncAdaptedQueue - Undocumented
sqlalchemy.util.queue.Queue - No class docstring; 0/6 instance variable, 8/14 methods documented
sqlalchemy.util.with_metaclass(_EventMeta, object)
- sqlalchemy.event.base.Events - Define event listening functions for a particular target type.
  - sqlalchemy.engine.events.ConnectionEvents - Available events for .Connectable, which includes _engine.Connection and _engine.Engine.
    - sqlalchemy.ext.asyncio.events.AsyncConnectionEvents - Undocumented
  - sqlalchemy.engine.events.DialectEvents - event interface for execution-replacement functions.
  - sqlalchemy.orm.events.AttributeEvents - Define events for object attributes.
  - sqlalchemy.orm.events.InstanceEvents - Define events specific to object lifecycle.
    - sqlalchemy.orm.events._InstanceEventsHold.HoldInstanceEvents - Undocumented
  - sqlalchemy.orm.events.InstrumentationEvents - Events related to class instrumentation events.
  - sqlalchemy.orm.events.MapperEvents - Define events specific to mappings.
    - sqlalchemy.orm.events._MapperEventsHold.HoldMapperEvents - Undocumented
  - sqlalchemy.orm.events.QueryEvents - Represent events within the construction of a _query.Query object.
  - sqlalchemy.orm.events.SessionEvents - Define events specific to .Session lifecycle.
    - sqlalchemy.ext.asyncio.events.AsyncSessionEvents - Undocumented
  - sqlalchemy.pool.events.PoolEvents - Available events for _pool.Pool.
  - sqlalchemy.sql.events.DDLEvents - No summary
sqlalchemy.util.with_metaclass(_GenericMeta, Function)
- sqlalchemy.sql.functions.GenericFunction - Define a 'generic' function.
  - sqlalchemy.dialects.postgresql.hstore._HStoreArrayFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreDefinedFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreDeleteFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreKeysFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreMatrixFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreSliceFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore._HStoreValsFunction - Undocumented
  - sqlalchemy.dialects.postgresql.hstore.hstore - Construct an hstore value within a SQL expression using the PostgreSQL hstore() function.
  - sqlalchemy.sql.functions.AnsiFunction - Define a function in "ansi" format, which doesn't render parenthesis.
    - sqlalchemy.sql.functions.current_date - The CURRENT_DATE() SQL function.
    - sqlalchemy.sql.functions.current_time - The CURRENT_TIME() SQL function.
    - sqlalchemy.sql.functions.current_timestamp - The CURRENT_TIMESTAMP() SQL function.
    - sqlalchemy.sql.functions.current_user - The CURRENT_USER() SQL function.
    - sqlalchemy.sql.functions.localtime - The localtime() SQL function.
    - sqlalchemy.sql.functions.localtimestamp - The localtimestamp() SQL function.
    - sqlalchemy.sql.functions.session_user - The SESSION_USER() SQL function.
    - sqlalchemy.sql.functions.sysdate - The SYSDATE() SQL function.
    - sqlalchemy.sql.functions.user - The USER() SQL function.
  - sqlalchemy.sql.functions.array_agg - Support for the ARRAY_AGG function.
  - sqlalchemy.sql.functions.char_length - The CHAR_LENGTH() SQL function.
  - sqlalchemy.sql.functions.concat - The SQL CONCAT() function, which concatenates strings.
  - sqlalchemy.sql.functions.count - The ANSI COUNT aggregate function. With no arguments, emits COUNT *.
  - sqlalchemy.sql.functions.cube - Implement the CUBE grouping operation.
  - sqlalchemy.sql.functions.cume_dist - Implement the cume_dist hypothetical-set aggregate function.
  - sqlalchemy.sql.functions.dense_rank - Implement the dense_rank hypothetical-set aggregate function.
  - sqlalchemy.sql.functions.grouping_sets - Implement the GROUPING SETS grouping operation.
  - sqlalchemy.sql.functions.next_value - Represent the 'next value', given a .Sequence as its single argument.
  - sqlalchemy.sql.functions.now - The SQL now() datetime function.
  - sqlalchemy.sql.functions.OrderedSetAgg - Define a function where the return type is based on the sort expression type as defined by the expression passed to the .FunctionElement.within_group method.
    - sqlalchemy.sql.functions.mode - Implement the mode ordered-set aggregate function.
    - sqlalchemy.sql.functions.percentile_cont - Implement the percentile_cont ordered-set aggregate function.
    - sqlalchemy.sql.functions.percentile_disc - Implement the percentile_disc ordered-set aggregate function.
  - sqlalchemy.sql.functions.percent_rank - Implement the percent_rank hypothetical-set aggregate function.
  - sqlalchemy.sql.functions.random - The RANDOM() SQL function.
  - sqlalchemy.sql.functions.rank - Implement the rank hypothetical-set aggregate function.
  - sqlalchemy.sql.functions.ReturnTypeFromArgs - Define a function whose return type is the same as its arguments.
    - sqlalchemy.sql.functions.coalesce - Undocumented
    - sqlalchemy.sql.functions.max - The SQL MAX() aggregate function.
    - sqlalchemy.sql.functions.min - The SQL MIN() aggregate function.
    - sqlalchemy.sql.functions.sum - The SQL SUM() aggregate function.
  - sqlalchemy.sql.functions.rollup - Implement the ROLLUP grouping operation.
sqlalchemy.util.with_metaclass(_InternalTraversalType, object)
- sqlalchemy.sql.visitors.InternalTraversal - Defines visitor symbols used for internal traversal.
  - sqlalchemy.sql.traversals._CopyInternals - Generate a _copy_internals internal traversal dispatch for classes with a _traverse_internals collection.
  - sqlalchemy.sql.traversals._GetChildren - Generate a _children_traversal internal traversal dispatch for classes with a _traverse_internals collection.
  - sqlalchemy.sql.traversals.TraversalComparatorStrategy - Undocumented
    - sqlalchemy.sql.traversals.ColIdentityComparatorStrategy - No class docstring; 1/4 method documented
  - sqlalchemy.sql.visitors.ExtendedInternalTraversal - Defines additional symbols that are useful in caching applications.
    - sqlalchemy.sql.traversals._CacheKey - Undocumented
sqlalchemy.util.with_metaclass(_MetaOptions)
- sqlalchemy.sql.base.Options - A cacheable option dictionary with defaults.
  - sqlalchemy.orm.persistence.BulkUDCompileState.default_update_options - Undocumented
  - sqlalchemy.orm.query.QueryContext.default_load_options - Undocumented
  - sqlalchemy.sql.base.CacheableOptions - Undocumented
    - sqlalchemy.orm.context.ORMCompileState.default_compile_options - Undocumented
    - sqlalchemy.sql.selectable.SelectState.default_select_compile_options - Undocumented
  - sqlalchemy.sql.lambdas.LambdaOptions - Undocumented
sqlalchemy.util.with_metaclass(TraversibleType)
- sqlalchemy.sql.visitors.Traversible - Base class for visitable objects, applies the .visitors.TraversibleType metaclass.
  - sqlalchemy.sql.expression.ClauseElement - Base class for elements of a programmatically constructed SQL expression.
    - sqlalchemy.databases.oracle._OuterJoinColumn - Undocumented
    - sqlalchemy.sql.ddl._DDLCompiles - No class docstring; 1/1 class variable, 1/2 method documented
      - sqlalchemy.sql.ddl.CreateColumn - Represent a _schema.Column as rendered in a CREATE TABLE statement, via the .CreateTable construct.
      - sqlalchemy.sql.ddl.DDLElement - Base class for DDL expression constructs.
        sqlalchemy.sql.ddl._CreateDropBase - Base class for DDL constructs that represent CREATE and DROP or equivalents.
        sqlalchemy.dialects.postgresql.CreateEnumType - Undocumented
        sqlalchemy.dialects.postgresql.DropEnumType - Undocumented
        sqlalchemy.sql.ddl._DropView - Semi-public 'DROP VIEW' construct.
        sqlalchemy.sql.ddl.AddConstraint - Represent an ALTER TABLE ADD CONSTRAINT statement.
        sqlalchemy.sql.ddl.CreateIndex - Represent a CREATE INDEX statement.
        sqlalchemy.sql.ddl.CreateSchema - Represent a CREATE SCHEMA statement.
        sqlalchemy.sql.ddl.CreateSequence - Represent a CREATE SEQUENCE statement.
        sqlalchemy.sql.ddl.CreateTable - Represent a CREATE TABLE statement.
        sqlalchemy.sql.ddl.DropColumnComment - Represent a COMMENT ON COLUMN IS NULL statement.
        sqlalchemy.sql.ddl.DropConstraint - Represent an ALTER TABLE DROP CONSTRAINT statement.
        sqlalchemy.sql.ddl.DropIndex - Represent a DROP INDEX statement.
        sqlalchemy.sql.ddl.DropSchema - Represent a DROP SCHEMA statement.
        sqlalchemy.sql.ddl.DropSequence - Represent a DROP SEQUENCE statement.
        sqlalchemy.sql.ddl.DropTable - Represent a DROP TABLE statement.
        sqlalchemy.sql.ddl.DropTableComment - Represent a COMMENT ON TABLE '' statement.
        sqlalchemy.sql.ddl.SetColumnComment - Represent a COMMENT ON COLUMN IS statement.
        sqlalchemy.sql.ddl.SetTableComment - Represent a COMMENT ON TABLE IS statement.
        sqlalchemy.sql.ddl.DDL - A literal DDL statement.
    - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
      - sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
      - sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
    - sqlalchemy.sql.elements._IdentifiedClause - Undocumented
      - sqlalchemy.sql.elements.ReleaseSavepointClause - Undocumented
      - sqlalchemy.sql.elements.RollbackToSavepointClause - Undocumented
      - sqlalchemy.sql.elements.SavepointClause - Undocumented
    - sqlalchemy.sql.elements.ClauseList - Describe a list of clauses, separated by an operator.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
    - sqlalchemy.sql.elements.GroupedElement - Represent any parenthesized expression
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
      - sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
    - sqlalchemy.sql.elements.TextClause - Represent a literal SQL text fragment.
    - sqlalchemy.sql.elements.TypeClause - Handle a type keyword in a SQL statement.
    - sqlalchemy.sql.expression.ColumnElement - Represent a column-oriented SQL expression suitable for usage in the "columns" clause, WHERE clause etc. of a statement.
      - sqlalchemy.dialects.mssql.information_schema._cast_on_2005 - Undocumented
      - sqlalchemy.dialects.postgresql.aggregate_order_by - Represent a PostgreSQL aggregate order by expression.
      - sqlalchemy.dialects.postgresql.array - A PostgreSQL ARRAY literal.
      - sqlalchemy.sql.compiler._CompileLabel - lightweight label object which acts as an expression.Label.
      - sqlalchemy.sql.crud._multiparam_column - Undocumented
      - sqlalchemy.sql.elements._label_reference - Wrap a column expression as it appears in a 'reference' context.
      - sqlalchemy.sql.elements._textual_label_reference - Undocumented
      - sqlalchemy.sql.elements.BinaryExpression - Represent an expression that is LEFT <operator> RIGHT.
        sqlalchemy.dialects.mysql.match - Produce a MATCH (X, Y) AGAINST ('TEXT') clause.
        sqlalchemy.sql.elements.IndexExpression - Represent the class of expressions that are like an "index" operation.
        sqlalchemy.sql.functions.FunctionAsBinary - Undocumented
      - sqlalchemy.sql.elements.BindParameter - Represent a "bound expression".
        sqlalchemy.sql.selectable._OffsetLimitParam - Undocumented
      - sqlalchemy.sql.elements.BooleanClauseList - No class docstring; 0/1 property, 0/6 instance variable, 0/2 class variable, 0/3 method, 2/6 class methods documented
      - sqlalchemy.sql.elements.Case - Represent a CASE expression.
      - sqlalchemy.sql.elements.Cast - Represent a CAST expression.
        sqlalchemy.databases.mssql.TryCast - Represent a SQL Server TRY_CAST expression.
        sqlalchemy.databases.postgresql._ColonCast - Undocumented
      - sqlalchemy.sql.elements.CollationClause - Undocumented
      - sqlalchemy.sql.elements.Extract - Represent a SQL EXTRACT clause, extract(field FROM expr).
      - sqlalchemy.sql.elements.False_ - Represent the false keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.FunctionFilter - Represent a function FILTER clause.
      - sqlalchemy.sql.elements.Grouping - Represent a grouping within a column expression
        sqlalchemy.sql.selectable.ScalarSelect - Represent a scalar subquery.
      - sqlalchemy.sql.elements.Label - Represents a column label (AS).
      - sqlalchemy.sql.elements.NamedColumn - No class docstring; 0/1 property, 0/2 class variable, 2/8 methods documented
        sqlalchemy.sql.elements.ColumnClause - Represents a column expression from any textual string.
        sqlalchemy.sql.schema.Column - Represents a column in a database table.
        sqlalchemy.sql.elements.TableValuedColumn - Undocumented
        sqlalchemy.sql.functions.ScalarFunctionColumn - Undocumented
      - sqlalchemy.sql.elements.Null - Represent the NULL keyword in a SQL statement.
      - sqlalchemy.sql.elements.Over - Represent an OVER clause.
      - sqlalchemy.sql.elements.Slice - Represent SQL for a Python array-slice object.
      - sqlalchemy.sql.elements.True_ - Represent the true keyword, or equivalent, in a SQL statement.
      - sqlalchemy.sql.elements.Tuple - Represent a SQL tuple.
      - sqlalchemy.sql.elements.TypeCoerce - Represent a Python-side type-coercion wrapper.
      - sqlalchemy.sql.elements.UnaryExpression - Define a 'unary' expression.
        sqlalchemy.sql.elements.AsBoolean - Undocumented
        sqlalchemy.sql.elements.CollectionAggregate - Forms the basis for right-hand collection operator modifiers ANY and ALL.
        sqlalchemy.sql.selectable.Exists - Represent an EXISTS clause.
      - sqlalchemy.sql.elements.WithinGroup - Represent a WITHIN GROUP (ORDER BY) clause.
    - sqlalchemy.sql.expression.LambdaElement - A SQL construct where the state is stored as an un-invoked lambda.
      - sqlalchemy.sql.expression.StatementLambdaElement - Represent a composable SQL statement as a _sql.LambdaElement.
        sqlalchemy.sql.lambdas.LinkedLambdaElement - Represent subsequent links of a .StatementLambdaElement.
      - sqlalchemy.sql.lambdas.DeferredLambdaElement - A LambdaElement where the lambda accepts arguments and is invoked within the compile phase with special context.
    - sqlalchemy.sql.lambdas.NullLambdaStatement - Provides the .StatementLambdaElement API but does not cache or analyze lambdas.
    - sqlalchemy.sql.selectable.ForUpdateArg - No class docstring; 0/5 instance variable, 0/1 class variable, 1/4 method, 0/1 class method documented
    - sqlalchemy.sql.selectable.ReturnsRows - The base-most class for Core constructs that have some concept of columns that can represent rows.
      - sqlalchemy.sql.dml.UpdateBase - Form the base for INSERT, UPDATE, and DELETE statements.
        sqlalchemy.sql.dml.ValuesBase - Supplies support for .ValuesBase.values to INSERT and UPDATE constructs.
        sqlalchemy.sql.expression.Insert - Represent an INSERT construct.
        sqlalchemy.sql.expression.Update - Represent an Update construct.
        sqlalchemy.sql.expression.Delete - Represent a DELETE construct.
      - sqlalchemy.sql.expression.Selectable - Mark a class as being selectable.
        sqlalchemy.sql.expression.FromClause - Represent an element that can be used within the FROM clause of a SELECT statement.
        sqlalchemy.sql.expression.AliasedReturnsRows - Base class of aliases against tables, subqueries, and other selectables.
        sqlalchemy.sql.expression.Alias - Represents an table or selectable alias (AS).
        sqlalchemy.sql.expression.TableValuedAlias - An alias against a "table valued" SQL function.
        sqlalchemy.sql.expression.Lateral - Represent a LATERAL subquery.
        sqlalchemy.sql.expression.Subquery - Represent a subquery of a SELECT.
        sqlalchemy.sql.expression.TableSample - Represent a TABLESAMPLE clause.
        sqlalchemy.sql.selectable.CTE - Represent a Common Table Expression.
        sqlalchemy.sql.expression.Join - Represent a JOIN construct between two _expression.FromClause elements.
        sqlalchemy.orm.util._ORMJoin - Extend Join to support ORM constructs as input.
        sqlalchemy.sql.expression.TableClause - Represents a minimal "table" construct.
        sqlalchemy.sql.schema.Table - Represent a table in a database.
        sqlalchemy.sql.expression.Values - Represent a VALUES construct that can be used as a FROM element in a statement.
        sqlalchemy.sql.functions.FunctionElement - Base for SQL function-oriented constructs.
        sqlalchemy.sql.functions.Function - Describe a named SQL function.
        sqlalchemy.sql.selectable.FromGrouping - Represent a grouping of a FROM clause
        sqlalchemy.sql.selectable.SelectBase - Base class for SELECT statements.
        sqlalchemy.orm.query.FromStatement - Core construct that represents a load of ORM objects from a finished select or text construct.
        sqlalchemy.sql.selectable.GenerativeSelect - Base class for SELECT statements where additional elements can be added.
        sqlalchemy.sql.expression.CompoundSelect - Forms the basis of UNION, UNION ALL, and other SELECT-based set operations.
        sqlalchemy.sql.expression.Select - Represents a SELECT statement.
        sqlalchemy.sql.selectable.SelectStatementGrouping - Represent a grouping of a _expression.SelectBase.
        sqlalchemy.sql.selectable.TextualSelect - Wrap a _expression.TextClause construct within a _expression.SelectBase interface.
  - sqlalchemy.sql.schema.SchemaItem - Base class for items that define a database schema.
    - sqlalchemy.sql.schema.Column - Represents a column in a database table.
    - sqlalchemy.sql.schema.Computed - Defines a generated column, i.e. "GENERATED ALWAYS AS" syntax.
    - sqlalchemy.sql.schema.Constraint - A table-level SQL constraint.
      - sqlalchemy.sql.schema.ColumnCollectionConstraint - A constraint that proxies a ColumnCollection.
        sqlalchemy.dialects.postgresql.ExcludeConstraint - A table-level EXCLUDE constraint.
        sqlalchemy.sql.schema.CheckConstraint - A table- or column-level CHECK constraint.
        sqlalchemy.sql.schema.ForeignKeyConstraint - A table-level FOREIGN KEY constraint.
        sqlalchemy.sql.schema.PrimaryKeyConstraint - A table-level PRIMARY KEY constraint.
        sqlalchemy.sql.schema.UniqueConstraint - A table-level UNIQUE constraint.
    - sqlalchemy.sql.schema.DefaultGenerator - Base class for column default values.
      - sqlalchemy.sql.schema.ColumnDefault - A plain default value on a column.
      - sqlalchemy.sql.schema.Sequence - Represents a named database sequence.
    - sqlalchemy.sql.schema.ForeignKey - Defines a dependency between two columns.
    - sqlalchemy.sql.schema.Identity - Defines an identity column, i.e. "GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY" syntax.
    - sqlalchemy.sql.schema.Index - A table-level INDEX.
    - sqlalchemy.sql.schema.MetaData - A collection of _schema.Table objects and their associated schema constructs.
      - sqlalchemy.sql.schema.ThreadLocalMetaData - A MetaData variant that presents a different bind in every thread.
    - sqlalchemy.sql.schema.Table - Represent a table in a database.
  - sqlalchemy.sql.selectable._MemoizedSelectEntities - Undocumented
  - sqlalchemy.types.TypeEngine - The ultimate base class for all SQL datatypes.
    - sqlalchemy.databases.sybase.UNIQUEIDENTIFIER - Undocumented
    - sqlalchemy.dialects.mssql.MONEY - Undocumented
    - sqlalchemy.dialects.mssql.SMALLMONEY - Undocumented
    - sqlalchemy.dialects.mssql.SQL_VARIANT - Undocumented
    - sqlalchemy.dialects.mssql.UNIQUEIDENTIFIER - Undocumented
    - sqlalchemy.dialects.mysql.types.BIT - MySQL BIT type.
    - sqlalchemy.dialects.mysql.types.YEAR - MySQL YEAR type, for single byte storage of years 1901-2155.
    - sqlalchemy.dialects.postgresql.DATERANGE - Represent the PostgreSQL DATERANGE type.
    - sqlalchemy.dialects.postgresql.hstore.HSTORE - Represent the PostgreSQL HSTORE type.
      - sqlalchemy.dialects.postgresql.psycopg2._PGHStore - Undocumented
      - sqlalchemy.dialects.postgresql.pygresql._PGHStore - Undocumented
    - sqlalchemy.dialects.postgresql.ranges.INT4RANGE - Represent the PostgreSQL INT4RANGE type.
    - sqlalchemy.dialects.postgresql.ranges.INT8RANGE - Represent the PostgreSQL INT8RANGE type.
    - sqlalchemy.dialects.postgresql.ranges.NUMRANGE - Represent the PostgreSQL NUMRANGE type.
    - sqlalchemy.dialects.postgresql.TSRANGE - Represent the PostgreSQL TSRANGE type.
    - sqlalchemy.dialects.postgresql.TSTZRANGE - Represent the PostgreSQL TSTZRANGE type.
    - sqlalchemy.dialects.sybase.BIT - Undocumented
    - sqlalchemy.dialects.sybase.MONEY - Undocumented
    - sqlalchemy.dialects.sybase.SMALLMONEY - Undocumented
    - sqlalchemy.sql.sqltypes._AbstractInterval - No class docstring; 0/2 property, 1/1 method documented
      - sqlalchemy.dialects.oracle.INTERVAL - No class docstring; 0/1 property, 0/2 instance variable, 0/1 class variable, 1/3 method, 0/1 class method documented
        sqlalchemy.dialects.oracle.cx_oracle._OracleInterval - Undocumented
      - sqlalchemy.dialects.postgresql.INTERVAL - PostgreSQL INTERVAL type.
        sqlalchemy.dialects.postgresql.pg8000._PGInterval - Undocumented
      - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
    - sqlalchemy.sql.sqltypes._Binary - Define base behavior for binary types.
      - sqlalchemy.dialects.mssql.TIMESTAMP - Implement the SQL Server TIMESTAMP type.
        sqlalchemy.dialects.mssql.ROWVERSION - Implement the SQL Server ROWVERSION type.
      - sqlalchemy.dialects.mysql.types.LONGBLOB - MySQL LONGBLOB type, for binary data up to 2^32 bytes.
      - sqlalchemy.dialects.mysql.types.MEDIUMBLOB - MySQL MEDIUMBLOB type, for binary data up to 2^24 bytes.
      - sqlalchemy.dialects.mysql.types.TINYBLOB - MySQL TINYBLOB type, for binary data up to 2^8 bytes.
      - sqlalchemy.dialects.oracle.RAW - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleRaw - Undocumented
      - sqlalchemy.types.BINARY - The SQL BINARY type.
      - sqlalchemy.types.LargeBinary - A type for large binary byte data.
        sqlalchemy.dialects.mssql.IMAGE - Undocumented
        sqlalchemy.dialects.mssql.VARBINARY - The MSSQL VARBINARY type.
        sqlalchemy.dialects.mssql.mxodbc._VARBINARY_mxodbc - mxODBC Support for VARBINARY column types.
        sqlalchemy.dialects.mssql.pyodbc._VARBINARY_pyodbc - Undocumented
        sqlalchemy.dialects.oracle.BFILE - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBinary - Undocumented
        sqlalchemy.dialects.postgresql.BYTEA - Undocumented
        sqlalchemy.dialects.sybase.IMAGE - Undocumented
        sqlalchemy.types.BLOB - The SQL BLOB type.
      - sqlalchemy.types.VARBINARY - The SQL VARBINARY type.
        sqlalchemy.dialects.mssql.VARBINARY - The MSSQL VARBINARY type.
        sqlalchemy.dialects.mssql.mxodbc._VARBINARY_mxodbc - mxODBC Support for VARBINARY column types.
        sqlalchemy.dialects.mssql.pyodbc._VARBINARY_pyodbc - Undocumented
    - sqlalchemy.sql.sqltypes.NullType - An unknown type.
      - sqlalchemy.dialects.postgresql.pg8000._PGNullType - Undocumented
    - sqlalchemy.sql.sqltypes.TableValueType - Refers to a table value type.
    - sqlalchemy.types.ARRAY - Represent a SQL Array type.
      - sqlalchemy.dialects.postgresql.ARRAY - PostgreSQL ARRAY type.
        sqlalchemy.dialects.postgresql.pg8000._PGARRAY - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGARRAY - Undocumented
    - sqlalchemy.types.Boolean - A bool datatype.
      - sqlalchemy.databases.oracle._OracleBoolean - Undocumented
      - sqlalchemy.dialects.mssql.BIT - MSSQL BIT type.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgBoolean - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGBoolean - Undocumented
      - sqlalchemy.sql.sqltypes.MatchType - Refers to the return type of the MATCH operator.
        sqlalchemy.dialects.mysql.types._MatchType - Undocumented
      - sqlalchemy.types.BOOLEAN - The SQL BOOLEAN type.
    - sqlalchemy.types.Date - A type for datetime.date() objects.
      - sqlalchemy.databases.mssql._MSDate - Undocumented
        sqlalchemy.dialects.mssql.mxodbc._MSDate_mxodbc - Undocumented
      - sqlalchemy.dialects.oracle.cx_oracle._OracleDate - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgDate - Undocumented
      - sqlalchemy.dialects.sqlite.DATE - Represent a Python date object in SQLite using a string.
        sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteDate - Undocumented
      - sqlalchemy.engine.default._StrDate - Undocumented
      - sqlalchemy.types.DATE - The SQL DATE type.
    - sqlalchemy.types.DateTime - A type for datetime.datetime() objects.
      - sqlalchemy.databases.firebird._FBDateTime - Undocumented
      - sqlalchemy.databases.mssql._MSDateTime - Undocumented
      - sqlalchemy.dialects.mssql.DATETIME2 - Undocumented
      - sqlalchemy.dialects.mssql.DATETIMEOFFSET - Undocumented
        sqlalchemy.dialects.mssql.pyodbc._ODBCDATETIMEOFFSET - Undocumented
      - sqlalchemy.dialects.mssql.pyodbc._ODBCDateTime - Undocumented
      - sqlalchemy.dialects.mssql.SMALLDATETIME - Undocumented
      - sqlalchemy.dialects.oracle.DATE - Provide the oracle DATE type.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgDateTime - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGTimeStamp - Undocumented
      - sqlalchemy.dialects.sqlite.DATETIME - Represent a Python datetime object in SQLite using a string.
        sqlalchemy.dialects.sqlite.pysqlite._SQLite_pysqliteTimeStamp - Undocumented
      - sqlalchemy.engine.default._StrDateTime - Undocumented
      - sqlalchemy.types.DATETIME - The SQL DATETIME type.
        sqlalchemy.dialects.mysql.types.DATETIME - MySQL DATETIME type.
      - sqlalchemy.types.TIMESTAMP - The SQL TIMESTAMP type.
        sqlalchemy.dialects.mysql.types.TIMESTAMP - MySQL TIMESTAMP type.
        sqlalchemy.dialects.postgresql.TIMESTAMP - Undocumented
    - sqlalchemy.types.Integer - A type for int integers.
      - sqlalchemy.dialects.mssql.TINYINT - Undocumented
      - sqlalchemy.dialects.mysql.types._IntegerType - Undocumented
        sqlalchemy.dialects.mysql.types.BIGINT - MySQL BIGINTEGER type.
        sqlalchemy.dialects.mysql.types.INTEGER - MySQL INTEGER type.
        sqlalchemy.dialects.mysql.types.MEDIUMINT - MySQL MEDIUMINTEGER type.
        sqlalchemy.dialects.mysql.types.SMALLINT - MySQL SMALLINTEGER type.
        sqlalchemy.dialects.mysql.types.TINYINT - MySQL TINYINT type.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleInteger - Undocumented
      - sqlalchemy.dialects.oracle.NUMBER - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgInteger - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGInteger - Undocumented
      - sqlalchemy.dialects.sybase.TINYINT - Undocumented
      - sqlalchemy.types.BigInteger - A type for bigger int integers.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgBigInteger - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGBigInteger - Undocumented
        sqlalchemy.types.BIGINT - The SQL BIGINT type.
        sqlalchemy.dialects.mysql.types.BIGINT - MySQL BIGINTEGER type.
      - sqlalchemy.types.INTEGER - The SQL INT or INTEGER type.
        sqlalchemy.dialects.mysql.types.INTEGER - MySQL INTEGER type.
      - sqlalchemy.types.SmallInteger - A type for smaller int integers.
        sqlalchemy.dialects.postgresql.pg8000._PGSmallInteger - Undocumented
        sqlalchemy.types.SMALLINT - The SQL SMALLINT type.
        sqlalchemy.dialects.mysql.types.SMALLINT - MySQL SMALLINTEGER type.
    - sqlalchemy.types.JSON - Represent a SQL JSON type.
      - sqlalchemy.dialects.mssql.json.JSON - MSSQL JSON type.
      - sqlalchemy.dialects.mysql.json.JSON - MySQL JSON type.
      - sqlalchemy.dialects.postgresql.json.JSON - Represent the PostgreSQL JSON type.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSON - Undocumented
        sqlalchemy.dialects.postgresql.json.JSONB - Represent the PostgreSQL JSONB type.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONB - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONB - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGJSONB - Undocumented
        sqlalchemy.dialects.postgresql.pygresql._PGJSONB - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSON - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGJSON - Undocumented
        sqlalchemy.dialects.postgresql.pygresql._PGJSON - Undocumented
      - sqlalchemy.dialects.sqlite.json.JSON - SQLite JSON type.
        sqlalchemy.databases.sqlite._SQliteJson - Undocumented
    - sqlalchemy.types.JSON.JSONElementType - Common function for index / path elements in a JSON expression.
      - sqlalchemy.types.JSON.JSONIndexType - Placeholder for the datatype of a JSON index value.
        sqlalchemy.dialects.mssql.json.JSONIndexType - Undocumented
        sqlalchemy.dialects.mysql.json.JSONIndexType - Undocumented
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONIndexType - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONIndexType - Undocumented
        sqlalchemy.dialects.sqlite.json.JSONIndexType - Undocumented
        sqlalchemy.types.JSON.JSONIntIndexType - Placeholder for the datatype of a JSON index value.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONIntIndexType - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONIntIndexType - Undocumented
        sqlalchemy.types.JSON.JSONStrIndexType - Placeholder for the datatype of a JSON index value.
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONStrIndexType - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONStrIndexType - Undocumented
      - sqlalchemy.types.JSON.JSONPathType - Placeholder type for JSON path operations.
        sqlalchemy.dialects.mssql.json.JSONPathType - Undocumented
        sqlalchemy.dialects.mysql.json.JSONPathType - Undocumented
        sqlalchemy.dialects.postgresql.json.JSONPathType - Undocumented
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgJSONPathType - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGJSONPathType - Undocumented
        sqlalchemy.dialects.sqlite.json.JSONPathType - Undocumented
    - sqlalchemy.types.Numeric - A type for fixed precision numbers, such as NUMERIC or DECIMAL.
      - sqlalchemy.dialects.firebird.kinterbasdb._FBNumeric_kinterbasdb - Undocumented
      - sqlalchemy.dialects.mssql.pymssql._MSNumeric_pymssql - Undocumented
      - sqlalchemy.dialects.mssql.pyodbc._MSNumeric_pyodbc - Undocumented
        sqlalchemy.dialects.mssql.mxodbc._MSNumeric_mxodbc - Include pyodbc's numeric processor.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleNumeric - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBinaryFloat - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_DOUBLE - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_FLOAT - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleNUMBER - Undocumented
      - sqlalchemy.dialects.oracle.NUMBER - Undocumented
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgNumeric - Undocumented
        sqlalchemy.dialects.postgresql.asyncpg.AsyncpgFloat - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGNumeric - Undocumented
        sqlalchemy.dialects.postgresql.pg8000._PGNumericNoBind - Undocumented
      - sqlalchemy.dialects.postgresql.psycopg2._PGNumeric - Undocumented
      - sqlalchemy.dialects.postgresql.pygresql._PGNumeric - Undocumented
      - sqlalchemy.dialects.postgresql.pypostgresql.PGNumeric - Undocumented
      - sqlalchemy.dialects.sybase.pyodbc._SybNumeric_pyodbc - Turns Decimals with adjusted() < -6 into floats.
      - sqlalchemy.dialects.sybase.pysybase._SybNumeric - Undocumented
      - sqlalchemy.types.DECIMAL - The SQL DECIMAL type.
        sqlalchemy.dialects.mysql.types.DECIMAL - MySQL DECIMAL type.
      - sqlalchemy.types.Float - Type representing floating point types, such as FLOAT or REAL.
        sqlalchemy.dialects.firebird.kinterbasdb._FBFloat_kinterbasdb - Undocumented
        sqlalchemy.dialects.mssql.pyodbc._MSFloat_pyodbc - Undocumented
        sqlalchemy.dialects.mysql.types._FloatType - Undocumented
        sqlalchemy.dialects.mysql.types.DOUBLE - MySQL DOUBLE type.
        sqlalchemy.dialects.mysql.types.FLOAT - MySQL FLOAT type.
        sqlalchemy.dialects.mysql.types.REAL - MySQL REAL type.
        sqlalchemy.dialects.mysql.types._MatchType - Undocumented
        sqlalchemy.dialects.oracle.BINARY_DOUBLE - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_DOUBLE - Undocumented
        sqlalchemy.dialects.oracle.BINARY_FLOAT - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleBINARY_FLOAT - Undocumented
        sqlalchemy.dialects.oracle.DOUBLE_PRECISION - Undocumented
        sqlalchemy.dialects.postgresql.DOUBLE_PRECISION - Undocumented
        sqlalchemy.types.FLOAT - The SQL FLOAT type.
        sqlalchemy.dialects.mysql.types.FLOAT - MySQL FLOAT type.
        sqlalchemy.types.REAL - The SQL REAL type.
        sqlalchemy.dialects.mssql.REAL - Undocumented
        sqlalchemy.dialects.mysql.types.REAL - MySQL REAL type.
      - sqlalchemy.types.NUMERIC - The SQL NUMERIC type.
        sqlalchemy.dialects.mysql.types.NUMERIC - MySQL NUMERIC type.
    - sqlalchemy.types.String - The base for all string and character types.
      - sqlalchemy.databases.firebird._StringType - Base for Firebird string types.
        sqlalchemy.dialects.firebird.CHAR - Firebird CHAR type
        sqlalchemy.dialects.firebird.VARCHAR - Firebird VARCHAR type
      - sqlalchemy.dialects.mysql.types._StringType - Base for MySQL string types.
        sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
        sqlalchemy.dialects.mysql.enumerated.SET - MySQL SET type.
        sqlalchemy.dialects.mysql.types.CHAR - MySQL CHAR type, for fixed-length character data.
        sqlalchemy.dialects.mysql.types.LONGTEXT - MySQL LONGTEXT type, for text up to 2^32 characters.
        sqlalchemy.dialects.mysql.types.MEDIUMTEXT - MySQL MEDIUMTEXT type, for text up to 2^24 characters.
        sqlalchemy.dialects.mysql.types.NCHAR - MySQL NCHAR type.
        sqlalchemy.dialects.mysql.types.NVARCHAR - MySQL NVARCHAR type.
        sqlalchemy.dialects.mysql.types.TEXT - MySQL TEXT type, for text up to 2^16 characters.
        sqlalchemy.dialects.mysql.types.TINYTEXT - MySQL TINYTEXT type, for text up to 2^8 characters.
        sqlalchemy.dialects.mysql.types.VARCHAR - MySQL VARCHAR type, for variable-length character data.
      - sqlalchemy.dialects.oracle.cx_oracle._OracleString - Undocumented
      - sqlalchemy.types.CHAR - The SQL CHAR type.
        sqlalchemy.dialects.firebird.CHAR - Firebird CHAR type
        sqlalchemy.dialects.mysql.types.CHAR - MySQL CHAR type, for fixed-length character data.
        sqlalchemy.dialects.oracle.cx_oracle._OracleChar - Undocumented
      - sqlalchemy.types.Enum - Generic Enum Type.
        sqlalchemy.dialects.mysql.enumerated.ENUM - MySQL ENUM type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleEnum - Undocumented
        sqlalchemy.dialects.postgresql.ENUM - PostgreSQL ENUM type.
        sqlalchemy.dialects.postgresql.pg8000._PGEnum - Undocumented
        sqlalchemy.dialects.postgresql.psycopg2._PGEnum - Undocumented
      - sqlalchemy.types.Text - A variably sized string type.
        sqlalchemy.dialects.mssql.XML - MSSQL XML type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleText - Undocumented
        sqlalchemy.dialects.oracle.LONG - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleLong - Undocumented
        sqlalchemy.dialects.oracle.NCLOB - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeTextNCLOB - Undocumented
        sqlalchemy.types.CLOB - The CLOB type.
        sqlalchemy.types.TEXT - The SQL TEXT type.
        sqlalchemy.dialects.mysql.types.TEXT - MySQL TEXT type, for text up to 2^16 characters.
        sqlalchemy.types.UnicodeText - An unbounded-length Unicode string type.
        sqlalchemy.databases.mssql._MSUnicodeText - Undocumented
        sqlalchemy.dialects.mssql.NTEXT - MSSQL NTEXT type, for variable-length unicode text up to 2^30 characters.
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeTextCLOB - Undocumented
        sqlalchemy.dialects.sybase.UNITEXT - Undocumented
      - sqlalchemy.types.Unicode - A variable length Unicode string type.
        sqlalchemy.databases.mssql._MSUnicode - Undocumented
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeStringCHAR - Undocumented
        sqlalchemy.dialects.sybase.UNICHAR - Undocumented
        sqlalchemy.dialects.sybase.UNIVARCHAR - Undocumented
        sqlalchemy.types.NCHAR - The SQL NCHAR type.
        sqlalchemy.dialects.mysql.types.NCHAR - MySQL NCHAR type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleNChar - Undocumented
        sqlalchemy.types.NVARCHAR - The SQL NVARCHAR type.
        sqlalchemy.dialects.mysql.types.NVARCHAR - MySQL NVARCHAR type.
        sqlalchemy.dialects.oracle.cx_oracle._OracleUnicodeStringNCHAR - Undocumented
      - sqlalchemy.types.VARCHAR - The SQL VARCHAR type.
        sqlalchemy.dialects.firebird.VARCHAR - Firebird VARCHAR type
        sqlalchemy.dialects.mysql.types.VARCHAR - MySQL VARCHAR type, for variable-length character data.
        sqlalchemy.dialects.oracle.VARCHAR2 - Undocumented
    - sqlalchemy.types.Time - A type for datetime.time() objects.
      - sqlalchemy.dialects.postgresql.asyncpg.AsyncpgTime - Undocumented
      - sqlalchemy.dialects.postgresql.pg8000._PGTime - Undocumented
      - sqlalchemy.dialects.sqlite.TIME - Represent a Python time object in SQLite using a string.
      - sqlalchemy.engine.default._StrTime - Undocumented
      - sqlalchemy.types.TIME - The SQL TIME type.
        sqlalchemy.dialects.mssql.TIME - Undocumented
        sqlalchemy.databases.mssql._BASETIMEIMPL - Undocumented
        sqlalchemy.dialects.mysql.types.TIME - MySQL TIME type.
        sqlalchemy.dialects.mysql.pyodbc._pyodbcTIME - Undocumented
        sqlalchemy.dialects.postgresql.TIME - Undocumented
    - sqlalchemy.types.TupleType - represent the composite type of a Tuple.
    - sqlalchemy.types.TypeDecorator - Allows the creation of types which add additional functionality to an existing type.
      - sqlalchemy.dialects.mssql.information_schema.CoerceUnicode - Undocumented
      - sqlalchemy.dialects.mssql.information_schema.IdentitySqlVariant - This type casts sql_variant columns in the identity_columns view to numeric. This is required because:
      - sqlalchemy.sql.type_api.Variant - A wrapping type that selects among a variety of implementations based on dialect in use.
      - sqlalchemy.types.Interval - A type for datetime.timedelta() objects.
      - sqlalchemy.types.PickleType - Holds Python objects, which are serialized using pickle.
sqlalchemy.util.with_metaclass(util.EnsureKWArgType, object)
- sqlalchemy.sql.compiler.TypeCompiler - Produces DDL specification for TypeEngine objects.
  - sqlalchemy.sql.compiler.GenericTypeCompiler - Undocumented
    - sqlalchemy.databases.firebird.FBTypeCompiler - Undocumented
    - sqlalchemy.databases.mssql.MSTypeCompiler - No class docstring; 1/33 method documented
    - sqlalchemy.databases.mysql.MySQLTypeCompiler - No class docstring; 2/39 methods documented
    - sqlalchemy.databases.oracle.OracleTypeCompiler - Undocumented
    - sqlalchemy.databases.postgresql.PGTypeCompiler - Undocumented
    - sqlalchemy.databases.sqlite.SQLiteTypeCompiler - Undocumented
    - sqlalchemy.databases.sybase.SybaseTypeCompiler - Undocumented
    - sqlalchemy.sql.compiler.StrSQLTypeCompiler - Undocumented
sqlalchemy.util.with_metaclass(VisitableCheckKWArg, ExternalType, TypeEngine)
- sqlalchemy.types.UserDefinedType - Base for user defined types.
str
- sqlalchemy.orm.attributes.NoKey - Undocumented
- sqlalchemy.orm.path_registry.PathToken - cacheable string token
- sqlalchemy.util.langhelpers._hash_limit_string - A string subclass that can only be hashed on a maximum amount of unique values.
type
- sqlalchemy.event.base._EventMeta - Intercept new Event subclasses and create associated _Dispatch classes.
- sqlalchemy.ext.declarative.DeclarativeMeta - Undocumented
- sqlalchemy.sql.base._MetaOptions - metaclass for the Options class.
- sqlalchemy.sql.visitors._InternalTraversalType - Undocumented
- sqlalchemy.sql.visitors.TraversibleType - Metaclass which assigns dispatch attributes to various kinds of "visitable" classes.
  - sqlalchemy.sql.functions._GenericMeta - Undocumented
  - sqlalchemy.sql.type_api.VisitableCheckKWArg - Undocumented
- sqlalchemy.util.langhelpers.EnsureKWArgType - Apply translation of functions to accept **kw arguments if they don't already.
  - sqlalchemy.sql.type_api.VisitableCheckKWArg - Undocumented