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	<title>SQL Server Performance &#187; Optimizer</title>
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		<title>SQL Server Optimizer &#8211; Under the Hood Part 1</title>
		<link>http://www.sql-server-performance.com/2010/sql-server-optimizer-1/</link>
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		<pubDate>Wed, 18 Aug 2010 01:12:50 +0000</pubDate>
		<dc:creator>Ami Levin</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
		<category><![CDATA[Optimizer]]></category>
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		<description><![CDATA[SQL Server Optimizer, Under the Hood &#8211; Partial Aggregates Abstract: In this series of short articles, we lift the hood of the SQL Server Optimizer to examine a few of the many clever tricks used to optimize query performance.&#160; You&#8217;ll see that the Optimizer does not limit itself to using only the instructions provided by [...]]]></description>
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