不多说直接上代码

[root@demo /]# mysql -u root -p  #登录服务器数据库Enter password:123xxx#1.创建一个新用户 testuser 密码为 testuserpassCREATE USER 'testuser'@'localhost' IDENTIFIED BY 'testuserpass'; #2.创建数据库testDBcreate database testDB; #3.执行命令为testuser用户添加使用testDB权限grant all privileges on testDB.* to testuser@localhost identified by 'testuserpass'; #4.执行命令，为testuser用户添加远程访问权限GRANT ALL PRIVILEGES ON testDB.* TO 'testuser'@'%' IDENTIFIED BY 'testuserpass' WITH GRANT OPTION; #5.刷新权限表 flush privileges;