partial void DeleteOldlearnernumber(Oldlearnernumber instance);
partial void InsertOldlearnernumber(Oldlearnernumber instance);
partial void UpdateOldlearnernumber(Oldlearnernumber instance);
private void detach_Oldlearnernumbers(Oldlearnernumber entity) { this.SendPropertyChanging("Oldlearnernumbers"); entity.Division = null; }