五石之瓠 以为大樽 浮于江湖 悠笑人生

用root账号登陆：mysql -h localhost -u root -p卸载插件 uninstall plugin validate_password;其他常用命令。-- 查看系统用户select Host,User,Password from mysql.user;-- 创建一个远程用户 create user test identified by '123456';...

.登录MySQL$ mysql -u root -p输入密码，如果登录成功下面的就不用看了；如果提示出错，则我们尝试启用安全模式登入MySQL，这样可以绕过密码登入，登入后再修改密码。2.安全模式登入MySQL$ sudo /etc/init.d/mysql stop[sudo] hee 的密码：[ ok ] Stopping mysql (via systemctl): mysq...

copy from 这里写链接内容Introduction Most users at one time or another have dealt with hierarchical data in a SQL database and no doubt learned that the management of hierarchical data is not what a relation