一、Download MySQL Yum Repositorymysql
https://dev.mysql.com/downloads/repo/yum/sql
wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpmide
二、Adding the MySQL Yum Repositoryui
yum install -y mysql57-community-release-el7-11.noarch.rpmspa
or rpm -Uvh mysql57-community-release-el7-11.noarch.rpm3d
三、Selecting a Release Series server
the latest GA release of MySQL is selected for installation by default mysql57-communityblog
yum repolist enabled | grep mysqltoken
enable the subrepository for the specific series(mysql56-community)ci
yum-config-manager --disable mysql57-community
yum-config-manager --enable mysql56-community
OR change enabled=1 option of repo file
四、Installing MySQL
yum install -y mysql-community-server
五、Starting the MySQL Server
systemctl start mysqld
六、find&change mysql passwd
grep 'temporary password' /var/log/mysqld.log
mysql -uroot -p
ALTER USER 'root'@'localhost' IDENTIFIED BY 'MyNewPass4!';
七、mysql-yum-repo-quick-guide
https://dev.mysql.com/doc/mysql-yum-repo-quick-guide/en/