partial void DeletetblPhanDoan(tblPhanDoan instance);
 partial void InserttblPhanDoan(tblPhanDoan instance);
 partial void UpdatetblPhanDoan(tblPhanDoan instance);
		private void detach_tblPhanDoans(tblPhanDoan entity)
		{
			this.SendPropertyChanging();
			entity.tblTaiLieu = null;
		}