Creates a request that joins an association. The columns of the associated record are not selected. The returned request does not require that the associated database table contains a matching row.
func _joining(optional association: _SQLAssociation) -> Self s4GRDB15JoinableRequestP8_joining8optionalxAA15_SQLAssociationV_tF What are these?2RVS5import GRDBA toolkit for SQLite databases, with a focus on application development
protocol JoinableRequest<RowDecoder> : TypedRequestA request that can join and prefetch associations.
struct _SQLAssociationAn SQL association is a non-empty chain of steps which starts at the “pivot” and ends on the “destination”:
func _including(all association: _SQLAssociation) -> Self Creates a request that prefetches an association.
func _including(optional association: _SQLAssociation) -> Self Creates a request that includes an association. The columns of the associated record are selected. The returned request does not require that the associated database table contains a matching row.
func _including(required association: _SQLAssociation) -> Self Creates a request that includes an association. The columns of the associated record are selected. The returned request requires that the associated database table contains a matching row.
func _joining(required association: _SQLAssociation) -> Self Creates a request that joins an association. The columns of the associated record are not selected. The returned request requires that the associated database table contains a matching row.
func _joining(optional association: _SQLAssociation) -> Self