1.下载安装MySQL的官方YUM
wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm
使用YUM安装
yum -y install mysql57-community-release-el7-10.noarch.rpm
2.安装MySQL服务器
yum -y install mysql-community-server --nogpgcheck
3.查看数据库状态
systemctl start mysqld.service
systemctl enable mysqld.service
systemctl status mysqld.service