1.安装mysql5.6
docker run mysql:5.6
等所有项目都是Download complet 安装完毕
5.6: Pulling from library/mysql
10a267c67f42: Pull complete
c2dcc7bb2a88: Pull complete
17e7a0445698: Pull complete
9a61839a176f: Pull complete
d4657fda01d9: Pull complete
c5278a445e5d: Pull complete
197c0b76f238: Pull complete
f54c54