linux centos7 yum安装mysql 8.2

从mysql官网下载yum源

https://dev.mysql.com/downloads/repo/yum/

或者直接用wget下载

wget  https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm

安装yum文件

rpm -ivh mysql80-community-release-el7-3.noarch.rpm

清除编译yum

yum clean all

yum makecache

查看已安装的mysql

yum repolist all | grep mysql

安装mysql服务

yum install mysql-community-server

mysql初始密码

cat /var/log/mysqld.log | grep password

mysql 启动等操作

systemctl start mysql.service //启动

systemctl stop mysql.service//停止

systemctl restart mysql.service//重启

systemctl enable mysql.service//开机自启