partial void DeletetblTacGia(tblTacGia instance);
 partial void InserttblTacGia(tblTacGia instance);
 partial void UpdatetblTacGia(tblTacGia instance);
		private void detach_tblTacGias(tblTacGia entity)
		{
			this.SendPropertyChanging();
			entity.tblTaiLieu = null;
		}