282  wget http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm

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

  284  yum install mysql-community-server

  298  mysql_install_db

  300  /usr/bin/mysqladmin -u root password 'test'

  302  chown -R mysql:mysql /var/lib/mysql/ 

  316  service mysqld restart

  320  mysql -uroot -ptest