[SQL]代码
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[图片]
![](https://img.laitimes.com/img/_0nNw4CM6IyYiwiM6ICdiwiInBnau4majd1XyQjNwcTMwEzLcJDMxEDMy8CXlR2bj9CXzRWYvxGc19CX0VmbuEmbph2Yz9mLjlGdhR3cvw1LcpDc0RHaiojIsJye.jpg)
转自: http://www.oschina.net/code/snippet_79139_3262