Mysql 登录相关

http://www.cnblogs.com/lvk618/p/3522321.html

https://my.oschina.net/xin1986/blog/649199

————————————————————————————————————————

.指定端口号登录MySQL数据库

将以上命令：mysql -u root -p改为 mysql -u root -p  -P 3307 即可，注意指定端口的字母P为大写，

而标识密码的p为小写。MySQL默认端口号为3307

赋予权限

grant all privileges on *.* to root@'%' identified by 'hello123' with grant option;


grant select on *.* to root@'172.18.158.%' identified by 'hello123' with grant option;


flush privileges;