问题描述 数据库查询问题求大神解答 select unitcode from g3_unit where unitname like'%部门001%'这个可以查询出来 select unitno from g3_unit where unitcode like '1___'这个也可以查询出来 select unitno from g3_unit where unitcode like '(select unitcode from g3_unit where unitname like'%部门00