以下是MySQL5.7中的一些tips&tricks(持续更新中): Use of an unqualified * with other items in the select list may produce a parse error. To avoid this problem, use a qualified tbl_name.* reference It is not permissible to refer to a column alias in a WHERE clause, …
1. 登录 mysql - u root -pEnter Password: 2. 查询端口 mysql> show global variables like "port"; 3. 数据库操作 create database [数据库名字]; // 创建数据库 show databases; // 罗列数据库 drop database [数据库名字]; // 删除数据库 use [数据库名字]; // 切换到数据库操作 4. 表操作 show tables; // 罗列数据表…
Cheat Sheet,这里面有个Cheat(欺骗),想当然的话,意思肯定不好.事实上,这Cheat Sheet 的原意的确也就是“小抄”的意思.所以,字典的定义是:“A piece of paper with information written down on it that an unethical person might create if they weren't prepared for a test.”(由于对考试准备不足,夹带写着考试内容的纸条,此为品行不高的人所为.)然而,…