centos7 mysql5.7 rpm 安装包安装

首先先卸载linux自带的数据库mariadb

1.去官网下载5.7安装包

2. 查看有无mysql安装依赖 

3. yum localinstall mysql80-community-release-el7-1.noarch.rpm

4.yum repolist enabled

5. vi /etc/yum.repos.d/mysql-community.repo

6.groupadd mysql
7.useradd -g mysql mysql
 8.yum -y install mysql-community-serve