摘要: 1.查询select SELECT column_name,column_name FROM table_name [WHERE Clause] [LIMIT N] [ OFFSET M] WHERE 条件 name='Mary' LIMIT 返回几条数据 OFFSET 从第几条开始 2.修改upd 阅读全文
posted @ 2018-05-08 23:25 fm060 阅读(122) 评论(0) 推荐(0)