partial void DeleteRute(Rute instance);
 partial void UpdateRute(Rute instance);
 private void detach_Rutes(Rute entity)
 {
     this.SendPropertyChanging();
     entity.Maskapai = null;
 }
 partial void InsertRute(Rute instance);
 private void attach_Rutes(Rute entity)
 {
     this.SendPropertyChanging();
     entity.Maskapai = this;
 }