最近使用云服务器，学习一下Docker，今天学着使用Docker安装mysql。首先，从阿里云的Docker Hub 上pull一个MySQL的image.
查看下载镜像，就会看到已经有了
名字太长，修改为短的tag
根据镜像创建容器
启动MySQL容器
进入MySQL终端
[centos@liujun ~]$ docker exec -it 2a7a85124400 /bin/bash
root@2a7a85124400:/# mysql -h 127.0.0.1 -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.9 MySQL Community Server (GPL)
Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type ‘help;’ or ‘\h’ for help. Type ‘\c’ to clear the current input statement.
mysql>
