partial void DeleteRelationshipDescriptorPair(RelationshipDescriptorPair instance);
private void detach_RelationshipDescriptorPairs(RelationshipDescriptorPair entity) { this.SendPropertyChanging(); entity.RelationshipType = null; }
partial void InsertRelationshipDescriptorPair(RelationshipDescriptorPair instance);
private void attach_RelationshipDescriptorPairs(RelationshipDescriptorPair entity) { this.SendPropertyChanging(); entity.DescriptorType = this; }