mac 下安装 mysql

1. 下载mysql community server

2. 下载mysql workbench

3. 启动mysql server

4. 进入mysql命令行

5. 修改root密码

ALTER USER 'root'@'localhost' IDENTIFIED BY 'mypass';

6. 增加用户

grant all privileges on *.* to john@localhost identified by '123';
说明：用户john分配可对所有数据库的所有表进行所有操作的权限，并设定口令为123。

7. unsafe updates under safe update model

Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Queries and reconnect.

SET SQL_SAFE_UPDATES=0;