摘要: 笔试题:sql:查询出成绩都大于80的同学姓名select distinct(name) from stus where fenshu>79 and kecheng='语文' and name in (select name from stus where fenshu>79 and kecheng... 阅读全文
posted @ 2015-10-13 23:08 布谷~ 阅读(384) 评论(0) 推荐(0) 编辑