MySQL configuration Login

1. Change Table Method It may be that your account is not allowed to log on remotely, but only on localhost. At this time, you only need to log on to the computer of localhost and change the "host" entry in the "user" table in the "MySQL" database to "%" from "localhost" 
Mysql-u root-pvmware Mysql> use MySQL; 
Mysql> Update user set host = '%' where user = 'root '; 
Mysql> select host, user from user;    2. Authorization Law For example, if you want myuser to use mypassword to connect to the MySQL server from any host. 
Grant all privileges on *. * To 'myuser' @ '%' identified by 'mypassword' wit H grant option; 
If you want to allow myuser to connect to the MySQL server from a host whose IP address is 192.168.1.6, and use mypassword as the password 
Grant all privileges on *. * To 'myuser' @ '192. 168.1.3 'identified  'Mypassword' with grant option;  Flush privileges; Example: grant all privileges on *. * To 'root' @ '%' with grant option; // grant data access permissions to any host