update中无法用基于被更新表的子查询,You can't specify target table 'test1' for update in FROM clause.update中无法用基于被更新表的子查询,You can't specify target t
update中无法用基于被更新表的子查询,You can't specify target table 'test1' for update in FROM clause.update中无法用基于被更新表的子查询,You can't specify target t