说明：centos7yum安装mysql5.7.32
1、下载mysql的rpm仓库
wget http://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm
2、安装mysql仓库
rpm -ivh mysql57-community-release-el7-11.noarch.rpm
3、安装mysql-server
rpm -qa|grep mysql-community yum install mysql-community-server
4、启动mysql
systemctl start mysqld.service
5、查看mysql密码
grep 'pass' /var/log/mysqld.log
6、设置mysql开机自启动
systemctl enable mysqld
