partial void DeleteHoa(Hoa instance);
partial void UpdateHoa(Hoa instance);
private void detach_Hoas(Hoa entity) { this.SendPropertyChanging(); entity.LoaiHoa = null; }
partial void InsertHoa(Hoa instance);
private void attach_Hoas(Hoa entity) { this.SendPropertyChanging(); entity.LoaiHoa = this; }