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	<title>SQL Server Performance &#187; Neil Boyle</title>
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	<link>http://www.sql-server-performance.com</link>
	<description>SQL Server Performance Tuning</description>
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		<title>Using Index Intersection to Boost SQL Server Performance</title>
		<link>http://www.sql-server-performance.com/2003/index-intersection/</link>
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		<pubDate>Fri, 28 Feb 2003 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[First introduced in SQL Server 7.0, and of course available with SQL Server 2000, Index Intersection gives you new options for creating indexes on tables in order to maximize performance.To demonstrate how Index Intersection works, I am going to use the &#8220;authors&#8221; table from the Pubs database to first explain how the current indexes on [...]]]></description>
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		<title>Speeding UPDATEs Using the CASE Statement</title>
		<link>http://www.sql-server-performance.com/2002/case-statement/</link>
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		<pubDate>Mon, 30 Dec 2002 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[Introduction One of the keys to SQL Server database performance if keeping your transactions as short as possible. In this article we will look at a couple of tricks using the CASE statement to perform multiple updates on a table in a single operation. By doing this, some transactions can be shorted, and performance boosted. [...]]]></description>
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		<title>Save Space To Boost SQL Server Performance</title>
		<link>http://www.sql-server-performance.com/2002/saving-space/</link>
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		<pubDate>Thu, 31 Oct 2002 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[It’s easy to become complacent about saving disk space when hard disk sizes keep growing and disk prices keep on dropping, but saving a few bytes here and there can help improve SQL Server&#8217;s performance considerably.If you have ever looked at an Execution Plan for a SQL Server query (and if you haven’t, you should!) [...]]]></description>
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		<title>Speed Tips For SQL Server SELECT Statements</title>
		<link>http://www.sql-server-performance.com/2002/speed-select-tips/</link>
		<comments>http://www.sql-server-performance.com/2002/speed-select-tips/#comments</comments>
		<pubDate>Fri, 30 Aug 2002 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[You can code a SQL SELECT statement in a number of ways to get the same results, but some versions of the same query may perform better than others. In this article we will look at ways to exploit this.Here is a query that I cut-and-pasted straight out of SQL 7 Books Online. The query [...]]]></description>
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		<title>Speed Up SELECT DISTINCT Queries</title>
		<link>http://www.sql-server-performance.com/2002/select-distinct-queries/</link>
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		<pubDate>Sun, 30 Jun 2002 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[Many people use the DISTINCT option in a SELECT statement to filter out duplicate results from a query&#8217;s output. Take this simple PUBS database query as an example:SELECT DISTINCTau_fname,au_lnameFROM authorsIn a simple SELECT from one table (like the one above) this is the easiest and quickest way of doing things.However, with a more complex query [...]]]></description>
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		<title>Getting The Best From The SQL Server Index Tuning Wizard</title>
		<link>http://www.sql-server-performance.com/2001/index-tuning-wizard/</link>
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		<pubDate>Tue, 10 Apr 2001 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[The Index Tuning Wizard is a handy tool shipped as part of the SQL Server 7.0 and SQL Server 2000 Profiler that can analyze a set of SQL queries and suggest index changes that could improve their performance. Here, I will take a look at how to get the best results out of using the [...]]]></description>
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		<title>Avoiding Bottlenecks with Temporary Tables</title>
		<link>http://www.sql-server-performance.com/2000/avoid-bottlenecks-locking-tempdb/</link>
		<comments>http://www.sql-server-performance.com/2000/avoid-bottlenecks-locking-tempdb/#comments</comments>
		<pubDate>Wed, 05 Apr 2000 01:12:50 +0000</pubDate>
		<dc:creator>Neil Boyle</dc:creator>
				<category><![CDATA[Performance Tuning]]></category>
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		<description><![CDATA[Overview Were you aware that the act of populating a SQL Server temporary table can cause system-wide performance bottlenecks on your server? Problems can occur both with SQL Server 6.5 and 7.0 in different ways, and in this article I will discuss how best to avoid them. Bottlenecks in SQL Server 6.5 Many people use [...]]]></description>
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