mysql 创建 查看 用户及授权

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1、用管理员登陆mysql
2、创建数据库create database db01;
3、创建用户
user01只能本地访问
CREATE USER user01@'localhost' IDENTIFIED BY 'password1';
user02可以远程访问
CREATE USER user02@'%' IDENTIFIED BY 'password1';
4、修改user01密码
SET PASSWORD FOR 'user01'@'localhost' = PASSWORD('password2');
5、授权
a)、user01管理db01全部权限
GRANT ALL PRIVILEGES ON db01.* TO user01;
b)、user02查看权限，并修改密码
GRANT SELECT  ON *.* TO 'user02'@'%' IDENTIFIED by 'password2';

查看MYSQL数据库中所有用户

mysql> SELECT DISTINCT CONCAT('User: ''',user,'''@''',host,''';') AS query FROM mysql.user;

查看授权：show grants;