mysql下载（官网）：https://downloads.mysql.com/archives/community/
安装教程：https://blog.csdn.net/qq_35164169/article/details/76566267
mysql5.7.18.1修改用户密码 报错ERROR 1054 (42S22): Unknown column 'password' in 'field list'解决办法：https://blog.csdn.net/qq591840685/article/details/80177789