sqlalchemy.orm.strategies.AbstractRelationshipLoader

class documentation

class AbstractRelationshipLoader(LoaderStrategy): (source)

Known subclasses: sqlalchemy.orm.strategies.JoinedLoader, sqlalchemy.orm.strategies.LazyLoader, sqlalchemy.orm.strategies.NoLoader, sqlalchemy.orm.strategies.PostLoader, sqlalchemy.orm.writeonly.WriteOnlyLoader

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LoaderStratgies which deal with related objects.

Method __init__ Undocumented
Class Variable __slots__ Undocumented
Instance Variable entity Undocumented
Instance Variable mapper Undocumented
Instance Variable target Undocumented
Instance Variable uselist Undocumented
Method _immediateload_create_row_processor Undocumented

Inherited from LoaderStrategy:

Method __str__ Undocumented
Method create_row_processor Establish row processing functions for a given QueryContext.
Method init_class_attribute Undocumented
Method setup_query Establish column and other state for a given QueryContext.
Instance Variable is_class_level Undocumented
Instance Variable key Undocumented
Instance Variable parent Undocumented
Instance Variable parent_property Undocumented
Instance Variable strategy_key Undocumented
Instance Variable strategy_opts Undocumented
Class Variable _strategy_keys Undocumented
def __init__(self, parent, strategy_key): (source)
overrides sqlalchemy.orm.interfaces.LoaderStrategy.__init__
overridden in sqlalchemy.orm.strategies.JoinedLoader, sqlalchemy.orm.strategies.LazyLoader, sqlalchemy.orm.strategies.SelectInLoader, sqlalchemy.orm.strategies.SubqueryLoader

Undocumented

__slots__: tuple[str, ...] = (source)
overrides sqlalchemy.orm.interfaces.LoaderStrategy.__slots__
overridden in sqlalchemy.orm.strategies.JoinedLoader, sqlalchemy.orm.strategies.LazyLoader, sqlalchemy.orm.strategies.NoLoader, sqlalchemy.orm.strategies.PostLoader

Undocumented

entity = (source)

Undocumented

mapper = (source)

Undocumented

target = (source)

Undocumented

uselist = (source)

Undocumented

def _immediateload_create_row_processor(self, context, query_entity, path, loadopt, mapper, result, adapter, populators): (source)

Undocumented