EOJoin
Inherits from: NSObject
Conforms to: NSObject
(NSObject)
Declared in: EOAccess/EOJoin.h
Class Description
An EOJoin describes one source-destination attribute pair for an EORelationship. See the EORelationship class specification for more information and for examples.
Method Types
- Initializing new instances
- - initWithSourceAttribute:destinationAttribute:
- Querying the join
- - destinationAttribute
- - isReciprocalToJoin:
- - sourceAttribute
Instance Methods
destinationAttribute
- (EOAttribute *)destinationAttribute
See Also: - destinationAttributes ( EORelationship)
initWithSourceAttribute:destinationAttribute:
- initWithSourceAttribute:(EOAttribute
*)source destinationAttribute:(EOAttribute
*)destination
See the EORelationship class specification for an example of creating a relationship using EOJoins.
See Also: - addJoin: (EORelationship)
isReciprocalToJoin:
- (BOOL)isReciprocalToJoin:(EOJoin
*)otherJoin
See Also: - inverseRelationship ( EORelationship)
sourceAttribute
- (EOAttribute *)sourceAttribute
See Also: - sourceAttributes ( EORelationship)