centos7 yum 安装 mysql5.7

1、安装yum源

yum -y install http://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm

2、安装mysql

yum install mysql-community-server -y

3、启动服务

systemctl start  mysqld.service

4、查看状态

systemctl status mysqld.service

5、初始化mysql密码

grep "password" /var/log/mysqld.log

mysql -uroot -p