private void detach_ClientLectures(ClientLecture entity)
 {
     this.SendPropertyChanging();
     entity.Lecture = null;
 }
 private void attach_ClientLectures(ClientLecture entity)
 {
     this.SendPropertyChanging();
     entity.Lecture = this;
 }
 partial void UpdateClientLecture(ClientLecture instance);
 partial void DeleteClientLecture(ClientLecture instance);
 partial void InsertClientLecture(ClientLecture instance);