<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[lidi2007的博客]]></title><description><![CDATA[]]></description><link>https://blog.csdn.net/lidi2007</link><language>zh-cn</language><generator>https://blog.csdn.net/</generator><copyright><![CDATA[Copyright &copy; lidi2007]]></copyright><item><title><![CDATA[mysql如何进行以,分割的字符串的拆分]]></title><link>https://blog.csdn.net/lidi2007/article/details/85699138</link><guid>https://blog.csdn.net/lidi2007/article/details/85699138</guid><author>lidi2007</author><pubDate>Thu, 03 Jan 2019 15:35:47 +0800</pubDate><description><![CDATA[版权声明：本文为博主原创文章，未经博主允许不得转载。	https://blog.csdn.net/u012009613/article/details/52770567
现有如下需求：需要将字符串
1,2,3,4,5,6,7
拆分成
1
2
3
4
5
6
7
分析：
为了完成上述功能，在mysql中提供了一些字符串操作的函数，其中SUBSTRING_INDEX(str, delim, count...]]></description><category></category></item><item><title><![CDATA[mysql 常用语法]]></title><link>https://blog.csdn.net/lidi2007/article/details/85698874</link><guid>https://blog.csdn.net/lidi2007/article/details/85698874</guid><author>lidi2007</author><pubDate>Thu, 03 Jan 2019 15:31:44 +0800</pubDate><description><![CDATA[测试

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