MYSQL创建用户授权操作

mysql -u -root -p
-- 允许本地 IP 访问 localhost, 127.0.0.1

CREATE USER 'xxljob'@'localhost' IDENTIFIED BY '123456';
--  允许外网 IP 访问

CREATE USER 'xxljob'@'%' IDENTIFIED BY '123456';
-- 授权
FLUSH PRIVILEGES;


-- 为用户创建数据库
CREATE DATABASE 'xxljobDB' DEFAULT CHARSET UTF8  COLLATE utf_general_ci;

-- 授予用户通过外网IP对于数据库的全部权限
GRANT ALL PRIVILEGES ON 'xxljobDB'.*  TO 'xxljob'@'%' IDENTIFIED BY '123456';

-- 授予用户在本地服务器对该数据库的全部权限
GRANT ALL PRIVILEGES ON 'xxljobDB'.*  TO 'xxljob'@'localhost' IDENTIFIED BY '123456';

收回权限
REVOKE Drop ON `axx`.* FROM `tt`@`%`;