官方文档：http://dev.mysql.com/doc/mysql-yum-repo-quick-guide/en/
一、安装mysql
1.配置linux服务器上网
2.配置mysql yum源
http://dev.mysql.com/downloads/repo/yum/
3.安装yum源
rpm -Uvh platform-and-version-specific-package-name.rpm
4.安装mysql
sudo yum install mysql-community-server
5.启动mysql
service mysqld start
6.获取mysql的临时登录密码
grep ‘temporary password‘ /var/log/mysqld.log
7.登录mysql
shell> mysql -uroot -p
mysql> ALTER USER ‘root‘@‘localhost‘ IDENTIFIED BY ‘Passw0rd!‘;
8.用navicat连接mysql
注意一定要关闭windows防火墙和centos的防火墙
systemctl stop firewalld.service
原文：http://www.cnblogs.com/python-study/p/5860836.html