更改root根用户密码 和 SQLyog安装 无密码登录MySQL mysql -u root -p 修改密码与更新加密规则 ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER; #修改加密规则 ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'password'; #更新一下用户的密码 刷新权限并退出…