centos7安装mysql8

打开Mysql下载页面

https://downloads.mysql.com/archives/community/

选择版本号：

centos选择Red Hat版本，复制地址

复制地址后，链接ssh，添加储存库

yum install 粘贴地址；

yum install https://downloads.mysql.com/archives/get/p/23/file/mysql-community-server-8.0.28-1.el7.x86_64.rpm

安装

yum install mysql-community-server

如果安装失败，导入key

rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

继续安装

yum install mysql-community-server

启动mysql

systemctl start mysqld

设置开机启动

systemctl enable mysqld

查看mysql安装后的初始密码

sudo grep 'temporary password' /var/log/mysqld.log

执行 MySQL 安全性设置：

sudo mysql_secure_installation