1th step, see if MySQL is installed under CentOS
Input command: Yum List installed | grep MySQL
2nd step, remove installed MySQL
Input command: yum-y remove MySQL
Seeing complete means success.
3rd step, view MySQL in the Yum Library (not required)
Input command: Yum List | grep MySQL
4th step, installing MySQL from the Yum Library
Input command: yum-y install MySQL Mysql-server
5th step, start the MySQL service
Input command: Service mysqld start
6th Step, Change password
mysql > Use MySQL;
MySQL > Update user set password= ' 123456 ' where user= ' root ';
7th Step, open Telnet permission
Input command: GRANT all privileges on . To ' root ' @ '% ' identified by ' your password ' with GRANT OPTION;
FLUSH privileges;
8th step, set boot boot (not required)
Chkconfig mysqld on
Install MySQL using yum under CentOS6.8 and log in to MySQL remotely