1.创建用户

GRANT USAGE ON *.* TO 'cms'@'%' IDENTIFIED BY '!zk2016' WITH GRANT OPTION;

2.为用户授权

GRANT all privileges ON *.*  TO 'cms'@'%' IDENTIFIED BY '!zk2016';

3.生效授权，创建完毕

FLUSH PRIVILEGES;

参考网址：
http://blog.csdn.net/fly0744/article/details/8889586
http://www.cnblogs.com/wanghetao/p/3806888.html