partial void DeleteSANPHAM(SANPHAM instance);
partial void UpdateSANPHAM(SANPHAM instance);
private void detach_SANPHAMs(SANPHAM entity) { this.SendPropertyChanging(); entity.LOAISP = null; }
partial void InsertSANPHAM(SANPHAM instance);
private void attach_SANPHAMs(SANPHAM entity) { this.SendPropertyChanging(); entity.LOAISP = this; }