下载MySQL5.7.9 yum仓库wget dev.mysql/get/mysql57-community-release-fc23-7-noarch.rpmrpm -ivh mysql57-community-release-fc23-7-noarch.rpm验证仓库yum repolist enable | grep "mysql.*-community.*"安装yum install mysql-community-server启动mysql服务service mysql start查看mysql服务状态service mysql status获取临时密码cat /var/log/mysql.log | grep "A temporary password"修改密码mysqladmin –uroot –p 'temp passwd' password 'new passwd'登陆mysqlmysqladmin –user=XXX –password=XXX