Linux上安装mysql数据库步骤：
yum -y install mysql-server chkconfig mysqld on mysqladmin -u root password ‘123456‘ mysql -uroot -p grant all privileges on *.* to ‘root‘@‘%‘ identified by ‘123456‘ with grant option delete from user where host=‘127.0.0.1‘ flush privileges
另外木有关防火墙的关下防火墙:
1。查看防火墙： service iptables status 2.开启防火墙：service iptables stop|start|restart 3.关闭：service iptables stop
chkconfig：用于设置服务的开机启动
查看：chkconfig --list
关闭：chkconfig service_name off
开启：chkconfig service_name on
原文：http://www.cnblogs.com/fh-fendou/p/7826145.html