1.下载: 安装包mysql57-community-release-el7-8.noarch.rpm
$ wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm
2.$ yum local install mysql57-community-release-el7-8.noarch.rpm
$ yum install mysql-community-server
3.启动MySQL服务并设置开机启动
$ systemctl start mysqld
$ systemctl enable mysqld
$ systemctl daemon-reload
4. 开放端口
$ firewall-cmd --zone=public --add-port=3306/tcp --permanent
$ firewall-cmd --reload
$ firewall-cmd --zone=public --query-port=3306/tcp
5. 路径下查找密码:(可能有多个,选择最后一个)
$ grep 'temporary password' /var/log/mysqld.log
$ mysql -uroot -p’日志生成的零时密码‘
mysql> set password for 'root'@'localhost'=password('字母数字符号>8位');
或者 set password=password('xxxxxxxxx');
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成功后即可用navicat 或者sqlyog等软件登录;