摘要: 1.order_by select * from products order_by salary desc;(倒叙) select * from products order_by salary asc; 2.利用正则表达式 select * from products where name re 阅读全文
posted @ 2020-05-31 14:06 peterWXM 阅读(132) 评论(0) 推荐(0) 编辑