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	<title>
	《创建index之前如何确定其大小》的评论	</title>
	<atom:link href="http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/</link>
	<description>Phone:18180207355 提供专业Oracle/MySQL/PostgreSQL数据恢复、性能优化、迁移升级、紧急救援等服务</description>
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				<title>
				作者：创建index之前如何确定其大小? &#124; DNT DBA Team				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-848</link>
		<dc:creator><![CDATA[创建index之前如何确定其大小? &#124; DNT DBA Team]]></dc:creator>
		<pubDate>Tue, 20 Mar 2012 05:23:53 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-848</guid>
					<description><![CDATA[[...] 创建index之前如何确定其大小?  该文原文地址为： 创建index之前如何确定其大小  [...]]]></description>
		<content:encoded><![CDATA[<p>[&#8230;] 创建index之前如何确定其大小?  该文原文地址为： 创建index之前如何确定其大小  [&#8230;]</p>
]]></content:encoded>
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				<title>
				作者：roger				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-808</link>
		<dc:creator><![CDATA[roger]]></dc:creator>
		<pubDate>Fri, 09 Mar 2012 05:42:50 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-808</guid>
					<description><![CDATA[to VMCD:

  你后计算那里有点错误，你已经是3个索引列了。


dbms_create包计算出来也差别不小啊，1856和1841 的差异！]]></description>
		<content:encoded><![CDATA[<p>to VMCD:</p>
<p>  你后计算那里有点错误，你已经是3个索引列了。</p>
<p>dbms_create包计算出来也差别不小啊，1856和1841 的差异！</p>
]]></content:encoded>
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						<item>
				<title>
				作者：VMCD.ORG &#187; Blog Archive &#187; 创建index之前如何确定其大小				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-806</link>
		<dc:creator><![CDATA[VMCD.ORG &#187; Blog Archive &#187; 创建index之前如何确定其大小]]></dc:creator>
		<pubDate>Thu, 08 Mar 2012 03:01:50 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-806</guid>
					<description><![CDATA[[...] Reference:http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index.html?wpc=dlc#co... [...]]]></description>
		<content:encoded><![CDATA[<p>[&#8230;] Reference:<a href="http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index.html?wpc=dlc#co" rel="nofollow ugc">http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index.html?wpc=dlc#co</a>&#8230; [&#8230;]</p>
]]></content:encoded>
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				<title>
				作者：VMCD				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-805</link>
		<dc:creator><![CDATA[VMCD]]></dc:creator>
		<pubDate>Thu, 08 Mar 2012 02:55:08 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-805</guid>
					<description><![CDATA[我这里是以leaf block为计算，因为还涉及到branch block，
其结构是不同的，所以最终的结果有微小的差异，不过我想这已经实现我们的目的了吧！

我测试了一下  如果index size 很大 那么最终的结果相差很大]]></description>
		<content:encoded><![CDATA[<p>我这里是以leaf block为计算，因为还涉及到branch block，<br />
其结构是不同的，所以最终的结果有微小的差异，不过我想这已经实现我们的目的了吧！</p>
<p>我测试了一下  如果index size 很大 那么最终的结果相差很大</p>
]]></content:encoded>
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						<item>
				<title>
				作者：roger				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-785</link>
		<dc:creator><![CDATA[roger]]></dc:creator>
		<pubDate>Thu, 01 Mar 2012 06:11:30 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-785</guid>
					<description><![CDATA[to 康杰： 很多资料我已经分享到论坛 http://databasefans.com/index.php?m=bbs 了。]]></description>
		<content:encoded><![CDATA[<p>to 康杰： 很多资料我已经分享到论坛 <a href="http://databasefans.com/index.php?m=bbs" rel="nofollow ugc">http://databasefans.com/index.php?m=bbs</a> 了。</p>
]]></content:encoded>
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						<item>
				<title>
				作者：康杰				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-784</link>
		<dc:creator><![CDATA[康杰]]></dc:creator>
		<pubDate>Thu, 01 Mar 2012 03:19:34 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-784</guid>
					<description><![CDATA[很好，学习了。。。望ROGER先生 能多分享点资料。谢谢。。]]></description>
		<content:encoded><![CDATA[<p>很好，学习了。。。望ROGER先生 能多分享点资料。谢谢。。</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：鸭宝宝				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-769</link>
		<dc:creator><![CDATA[鸭宝宝]]></dc:creator>
		<pubDate>Mon, 27 Feb 2012 22:11:35 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-769</guid>
					<description><![CDATA[来你博客逛下！]]></description>
		<content:encoded><![CDATA[<p>来你博客逛下！</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：roger				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-764</link>
		<dc:creator><![CDATA[roger]]></dc:creator>
		<pubDate>Mon, 27 Feb 2012 03:28:16 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-764</guid>
					<description><![CDATA[to xichen-小毛:

  map /v 是一个bbed的命令，通过这命令可以清楚的看到index leaf block的结构。]]></description>
		<content:encoded><![CDATA[<p>to xichen-小毛:</p>
<p>  map /v 是一个bbed的命令，通过这命令可以清楚的看到index leaf block的结构。</p>
]]></content:encoded>
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						<item>
				<title>
				作者：xichen-小毛				</title>
				<link>http://www.killdb.com/2012/02/26/how-to-calculate-indexes-size-when-you-create-index/#comment-763</link>
		<dc:creator><![CDATA[xichen-小毛]]></dc:creator>
		<pubDate>Mon, 27 Feb 2012 03:14:23 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1052#comment-763</guid>
					<description><![CDATA[BBED&#062; set file 5 block 457
 
        FILE#           5
        BLOCK#          457
 
BBED&#062; map /v
 
请问这里是啥意思？]]></description>
		<content:encoded><![CDATA[<p>BBED&gt; set file 5 block 457</p>
<p>        FILE#           5<br />
        BLOCK#          457</p>
<p>BBED&gt; map /v</p>
<p>请问这里是啥意思？</p>
]]></content:encoded>
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