摘要: 1.order by 排序 select * from dept order by desc; --降序 select ename,empno from emp order by empno asc; --对 empno升序排列 select ename,empno from emp where d 阅读全文
posted @ 2016-05-16 22:03 英特费斯 阅读(188) 评论(0) 推荐(0) 编辑