Merge pull request #1 from wangzhaojiang/master

merg
alter the sql table
alter the sql
删除旧的文件
Merge pull request #1 from shui8023/master

alter
Merge pull request #2 from dazzle111/master

Merge pull request #1 from wangzhaojiang/master
Merge pull request #2 from wangzhaojiang/master

haha