centos7安装MySQL
先去MySQL官网找到下载链接(https://dev.mysql.com/downloads/repo/yum/)
下载安装

执行下面的命令下载并安装MySQL
| 1 | wget http://repo.mysql.com/mysql80-community-release-el7-2.noarch.rpm | 
启动MySQL服务器
执行下面的命令启动MySQL
| 1 | service mysqld start | 
执行下面的命令检测MySQL状态
| 1 | service mysqld status |