wget dev.mysql.com/get/mysql57…
yum localinstall mysql57-community-release-el7-8.noarch.rpm
yum repolist enabled | grep "mysql.-community."
yum install mysql-community-server
systemctl start mysqld
systemctl enable mysqld
systemctl daemon-reload
查看临时密码
grep 'temporary password' /var/log/mysqld.log
登陆数据库(使用上面的临时密码)
mysql -uroot-p
修改密码
ALTER USER 'root'@'localhost' IDENTIFIED BY'new password';
这样就完成了MySQL在centos下的安装