<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[wctt的专栏]]></title><description><![CDATA[]]></description><link>https://blog.csdn.net/wctt</link><language>zh-cn</language><generator>https://blog.csdn.net/</generator><copyright><![CDATA[Copyright &copy; wctt]]></copyright><item><title><![CDATA[百万级数据的2个表，如何将A1.trade_no=B2.trade_no的查询结果，快速写入表1？]]></title><link>https://blog.csdn.net/wctt/article/details/130132538</link><guid>https://blog.csdn.net/wctt/article/details/130132538</guid><author>wctt</author><pubDate>Thu, 13 Apr 2023 15:56:31 +0800</pubDate><description><![CDATA[百万级数据的2个表，如何将A1.trade_no=B2.trade_no的查询结果，快速写入表1？]]></description><category></category></item><item><title><![CDATA[MYSQL的汇总求和问题]]></title><link>https://blog.csdn.net/wctt/article/details/126412110</link><guid>https://blog.csdn.net/wctt/article/details/126412110</guid><author>wctt</author><pubDate>Thu, 18 Aug 2022 19:09:43 +0800</pubDate><description><![CDATA[MYSQL的汇总求和问题]]></description><category></category></item></channel></rss>