private void detach_DIADIEMs(DIADIEM entity)
 {
     this.SendPropertyChanging();
     entity.DIADANH = null;
 }
 private void attach_DIADIEMs(DIADIEM entity)
 {
     this.SendPropertyChanging();
     entity.DIADANH = this;
 }
 partial void UpdateDIADIEM(DIADIEM instance);
 partial void DeleteDIADIEM(DIADIEM instance);
 partial void InsertDIADIEM(DIADIEM instance);