安装

wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql-community-server

修改ip访问权限

 mysql  -u  root -p
 use mysql；
 select  host,user  FROM usr WHERE user='root';
 update user set host= '%'  WHERE user ='root';
 flush privileges;

开启 3306 端口

firewall-cmd --zone=public --add-port=3306/tcp --permanent
firewall-cmd --reload

开机启动

systemctl enable  mysqld.service