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	<title>评论：分页优化的四种方式</title>
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	<description>一个故事@MySQL DBA</description>
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		<title>来自：qq</title>
		<link>http://www.orczhou.com/index.php/2009/03/four-way-pager-display/comment-page-1/#comment-1776</link>
		<dc:creator>qq</dc:creator>
		<pubDate>Sat, 19 Feb 2011 06:12:04 +0000</pubDate>
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		<description>啊啊</description>
		<content:encoded><![CDATA[<p>啊啊</p>
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		<title>来自：orczhou</title>
		<link>http://www.orczhou.com/index.php/2009/03/four-way-pager-display/comment-page-1/#comment-7</link>
		<dc:creator>orczhou</dc:creator>
		<pubDate>Sat, 28 Mar 2009 02:42:59 +0000</pubDate>
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		<description>终于把头像弄~出来了~</description>
		<content:encoded><![CDATA[<p>终于把头像弄~出来了~</p>
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		<title>来自：orczhou</title>
		<link>http://www.orczhou.com/index.php/2009/03/four-way-pager-display/comment-page-1/#comment-6</link>
		<dc:creator>orczhou</dc:creator>
		<pubDate>Sat, 28 Mar 2009 02:37:35 +0000</pubDate>
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		<description>关于文中两处提到的&quot;文中排序&quot;(filesort)，之前确实误会了。
这里的 filesort ：根据sort buffer的大小，来做多次&lt;a href=&quot;http://en.wikipedia.org/wiki/Merge_sort&quot; rel=&quot;nofollow&quot;&gt;merge-sorted&lt;/a&gt;。(From: http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/)</description>
		<content:encoded><![CDATA[<p>关于文中两处提到的"文中排序"(filesort)，之前确实误会了。<br />
这里的 filesort ：根据sort buffer的大小，来做多次<a href="http://en.wikipedia.org/wiki/Merge_sort" rel="nofollow">merge-sorted</a>。(From: <a href="http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/)" rel="nofollow">http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/)</a></p>
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		<title>来自：georgexsh</title>
		<link>http://www.orczhou.com/index.php/2009/03/four-way-pager-display/comment-page-1/#comment-4</link>
		<dc:creator>georgexsh</dc:creator>
		<pubDate>Fri, 27 Mar 2009 15:20:49 +0000</pubDate>
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		<description>有一点是filesort并不是真的进行文件中排序:
http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/

读第21条记录这个法子蛮好
另外以前有所谓倒分页的,现在怎么看不到了</description>
		<content:encoded><![CDATA[<p>有一点是filesort并不是真的进行文件中排序:<br />
<a href="http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/" rel="nofollow">http://www.mysqlperformanceblog.com/2009/03/05/what-does-using-filesort-mean-in-mysql/</a></p>
<p>读第21条记录这个法子蛮好<br />
另外以前有所谓倒分页的,现在怎么看不到了</p>
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