partial void DeleteThongTinCaNhan(ThongTinCaNhan instance);
 partial void InsertThongTinCaNhan(ThongTinCaNhan instance);
 partial void UpdateThongTinCaNhan(ThongTinCaNhan instance);
 private void detach_ThongTinCaNhans(ThongTinCaNhan entity)
 {
     this.SendPropertyChanging();
     entity.FingerPrint = null;
 }