private void detach_QLNDNHOMNDs(QLNDNHOMND entity)
 {
     this.SendPropertyChanging();
     entity.QLNHOMND = null;
 }
 private void attach_QLNDNHOMNDs(QLNDNHOMND entity)
 {
     this.SendPropertyChanging();
     entity.QLNHOMND = this;
 }
 partial void UpdateQLNDNHOMND(QLNDNHOMND instance);
 partial void DeleteQLNDNHOMND(QLNDNHOMND instance);
 partial void InsertQLNDNHOMND(QLNDNHOMND instance);