private void detach_T_META_SECs(T_META_SEC entity)
		{
			this.SendPropertyChanging();
			entity.T_OBJ = null;
		}
		private void attach_T_META_SECs(T_META_SEC entity)
		{
			this.SendPropertyChanging();
			entity.T_OBJ = this;
		}
 partial void UpdateT_META_SEC(T_META_SEC instance);
 partial void DeleteT_META_SEC(T_META_SEC instance);
 partial void InsertT_META_SEC(T_META_SEC instance);