Install MySQL Server 5.6 on CentOS 7 / RHEL 7

1、

yum install wget

2、

wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm
3、

rpm -ivh mysql-community-release-el7-5.noarch.rpm

4、

[root@localhost ~]# ls -1 /etc/yum.repos.d/mysql-community*

/etc/yum.repos.d/mysql-community.repo

/etc/yum.repos.d/mysql-community-source.repo

[root@localhost ~]#

5、install mysql

yum install mysql-server

6、

systemctl start mysqld

7、systemctl stop mysqld

8、

systemctl stop mysqld

9、

systemctl stop mysqld

10、enter and input your password

mysql -u root

11、reset your password

mysql> use mysql;

mysql> update user set password=PASSWORD("GIVE-NEW-ROOT-PASSWORD") where User='root';

mysql> flush privileges;
mysql> quit
http://sharadchhetri.com/2014/07/31/how-to-install-MySQL-server-5-6-on-centos-7-rhel-7/