sqlalchemy.orm.strategies.NoLoader

class documentation

class NoLoader(AbstractRelationshipLoader):

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Provide loading behavior for a .RelationshipProperty with "lazy=None".
Method create​_row​_processor Establish row processing functions for a given QueryContext.
Method init​_class​_attribute Undocumented
Class Variable __slots__ Undocumented
Instance Variable is​_class​_level Undocumented

Inherited from AbstractRelationshipLoader:

Method __init__ Undocumented
Instance Variable entity Undocumented
Instance Variable mapper Undocumented
Instance Variable target Undocumented
Instance Variable uselist Undocumented

Inherited from LoaderStrategy (via AbstractRelationshipLoader):

Method __str__ Undocumented
Method setup​_query Establish column and other state for a given QueryContext.
Instance Variable key Undocumented
Instance Variable parent Undocumented
Instance Variable parent​_property Undocumented
Instance Variable strategy​_key Undocumented
Instance Variable strategy​_opts Undocumented
def create_row_processor(self, context, query_entity, path, loadopt, mapper, result, adapter, populators):
overrides sqlalchemy.orm.interfaces.LoaderStrategy.create_row_processor

Establish row processing functions for a given QueryContext.

This method fulfills the contract specified by MapperProperty.create_row_processor().

StrategizedProperty delegates its create_row_processor() method directly to this method.

def init_class_attribute(self, mapper):
overrides sqlalchemy.orm.interfaces.LoaderStrategy.init_class_attribute

Undocumented

__slots__: tuple =
overrides sqlalchemy.orm.strategies.AbstractRelationshipLoader.__slots__

Undocumented

is_class_level: bool =
overrides sqlalchemy.orm.interfaces.LoaderStrategy.is_class_level

Undocumented