centos yum install mysql

Check out this article
http://dev.mysql.com/downloads/repo/yum/ for

installation steps

rpm -Uvh http://dev.mysql.com/get/mysql57-community-release-el6-8.noarch.rpm

yum install mysql-community-server
 service mysqld start
 grep 'temporary password' /var/log/mysqld.log
mysql -uroot -p
ALTER USER 'root'@'localhost' IDENTIFIED BY 'MyNewPass4!';