class documentation

class ImmutableColumnCollection(util.ImmutableContainer, ColumnCollection):

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Undocumented

Method __getstate__ Undocumented
Method __init__ Undocumented
Method __setstate__ Undocumented
Class Variable __slots__ Undocumented

Inherited from ImmutableContainer:

Method ​_immutable Undocumented

Inherited from ColumnCollection:

Method add Add a column to this _sql.ColumnCollection.
Method as​_immutable Return an "immutable" form of this _sql.ColumnCollection.
Method clear Dictionary clear() is not implemented for _sql.ColumnCollection.
Method compare Compare this _expression.ColumnCollection to another based on the names of the keys
Method contains​_column Checks if a column object exists in this collection
Method corresponding​_column No summary
Method get Get a _sql.ColumnClause or _schema.Column object based on a string key name from this _expression.ColumnCollection.
Method items No summary
Method keys Return a sequence of string key names for all columns in this collection.
Method remove Dictionary remove() is not implemented for _sql.ColumnCollection.
Method update Dictionary update() is not implemented for _sql.ColumnCollection.
Method values Return a sequence of _sql.ColumnClause or _schema.Column objects for all columns in this collection.
Method __bool__ Undocumented
Method __contains__ Undocumented
Method __delitem__ Undocumented
Method __eq__ Undocumented
Method __getattr__ Undocumented
Method __getitem__ Undocumented
Method __iter__ Undocumented
Method __len__ Undocumented
Method __setattr__ Undocumented
Method __setitem__ Undocumented
Method __str__ Undocumented
Method ​_initial​_populate Undocumented
Method ​_populate​_separate​_keys populate from an iterator of (key, column)
Class Variable __hash__ Undocumented
Property ​_all​_columns Undocumented
def __getstate__(self):
def __init__(self, collection):
def __setstate__(self, state):
__slots__: tuple[str, ...] =