服务器CentOS 7安装 MySQL 8.0

安装Mysql有两种方式：
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直接下载官方的源（比较慢）

https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm#下载rpm包yumlocalinstallmysql80-community-release-el7-1.noarch.rpm#处理相关依赖yuminstallmysql-community-server#安装

用163的源，分开安装

wgethttps://mirrors.163.com/mysql/Downloads/MySQL-8.0/mysql-community-common-8.0.18-1.el7.x86_64.rpmwgethttps://mirrors.163.com/mysql/Downloads/MySQL-8.0/mysql-community-libs-8.0.18-1.el7.x86_64.rpmwgethttps://mirrors.163.com/mysql/Downloads/MySQL-8.0/mysql-community-client-8.0.18-1.el7.x86_64.rpmwgethttps://mirrors.163.com/mysql/Downloads/MySQL-8.0/mysql-community-server-8.0.18-1.el7.x86_64.rpmrpm-ivhmysql-community-common-8.0.18-1.el7.x86_64.rpm#rpm下载rpm-ivhmysql-community-libs-8.0.18-1.el7.x86_64.rpmrpm-ivhmysql-community-client-8.0.18-1.el7.x86_64.rpmrpm-ivhmysql-community-server-8.0.18-1.el7.x86_64.rpm

重启Mysql

servicemysqldstart