mysql8创建用户并赋予root权限

1、创建用户：

用户名：xiaoming

密码：123456

mysql> CREATE USER 'xiaoming'@'%' IDENTIFIED BY '123456';

2、赋予权限

mysql> GRANT ALL PRIVILEGES ON *.* TO 'xiaoming'@'%' WITH GRANT OPTION;

3、刷新权限

mysql> flush privileges;