1、配置 yum 源

rpm -i https://dev.MysqL.com/get/MysqL80-community-release-el7-1.noarch.rpm

2、安装 MysqL Server

yum install MysqL-community-{server,client,common,libs}-*

3、启动 MysqL 服务

systemctl start MysqLd

4、修改 root 密码

grep 'temporary password' /var/log/MysqLd.log

MysqL -uroot -p

ALTER USER 'root'@'localhost' IDENTIFIED BY 'MysqL8.0';