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<?xml-stylesheet type="text/xsl" href="http://blogs.msdn.com/utility/FeedStylesheets/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx</link><description>So after getting some high level times I started digging into the particulars of the costs more broadly and I ended up studying a very simple query like the below one. Northwinds nw = new Northwinds(conn); var q = from o in nw.Orders where o.OrderId ==</description><dc:language>en-US</dc:language><generator>CommunityServer 2.1 SP1 (Build: 61025.2)</generator><item><title>LINQ to SQL: Under the Microscope</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3536217</link><pubDate>Tue, 26 Jun 2007 05:53:19 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3536217</guid><dc:creator>The Wayward WebLog</dc:creator><description>&lt;p&gt;Rico continues his series on LINQ to SQL performance. In this post he takes a look at the breakdown of&lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3536899</link><pubDate>Tue, 26 Jun 2007 07:51:48 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3536899</guid><dc:creator>Bill Graziano</dc:creator><description>&lt;p&gt;I think what you're describing is called a stored procedure in the DBA community. &amp;nbsp; :)&lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3539464</link><pubDate>Tue, 26 Jun 2007 10:47:34 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3539464</guid><dc:creator>Frans Bouma</dc:creator><description>&lt;p&gt;What I'd like to know is which tool is used to get the list of numbers you show? When I profile our o/r mapper framework I in general do that on debug build code to see what the true costs are of the algorithms and the code used, but when I profile the release build, I'll never be able to get e.g. JIT costs... &lt;/p&gt;
&lt;p&gt;It might be interesting to know how exactly one should profile code to get a good overview what's REALLY going on. Profiling, like debugging, is IMHO a black art: a novice is likely stare at the profiler report for hours without knowing where to begin optimizing. &lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3545629</link><pubDate>Tue, 26 Jun 2007 16:25:39 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3545629</guid><dc:creator>Pablo Castilla</dc:creator><description>&lt;p&gt;could you repeat the benchmarks with orcas to see if there is any improvement?&lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3549170</link><pubDate>Tue, 26 Jun 2007 20:52:26 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3549170</guid><dc:creator>Anders Borum</dc:creator><description>&lt;p&gt;Converting regular LINQ expressions to compiled queries quickly becomes a trivial task, and I hope that most LINQ to SQL developers realize, that this is a pattern they should look into (it's a prime pattern candidate the LINQ to SQL team to focus on when writing docs and samples).&lt;/p&gt;
&lt;p&gt;Looking forward to the 3rd part.&lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3573863</link><pubDate>Thu, 28 Jun 2007 04:45:50 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3573863</guid><dc:creator>rogerj</dc:creator><description>&lt;p&gt;Rico,&lt;/p&gt;
&lt;p&gt;I've run some performance comparisons between LINQ to SQL parameterized and compiled queries with varying numbers of returned rows in &lt;a rel="nofollow" target="_new" href="http://oakleafblog.blogspot.com/2007/06/rico-mariani-dlinq-performance-tips.html"&gt;http://oakleafblog.blogspot.com/2007/06/rico-mariani-dlinq-performance-tips.html&lt;/a&gt;.&lt;/p&gt;
&lt;p&gt;--rj&lt;/p&gt;</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3603809</link><pubDate>Fri, 29 Jun 2007 17:28:32 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3603809</guid><dc:creator>rogerj</dc:creator><description>&lt;p&gt;There's actual data that compares parameterized and compiled query performance with some updates on compiled queries and DataContext objects at &lt;a rel="nofollow" target="_new" href="http://oakleafblog.blogspot.com/2007/06/rico-mariani-dlinq-performance-tips.html"&gt;http://oakleafblog.blogspot.com/2007/06/rico-mariani-dlinq-performance-tips.html&lt;/a&gt;.&lt;/p&gt;
&lt;p&gt;--rj&lt;/p&gt;</description></item><item><title>DLinq (Linq to SQL) Performance Part 3</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3605799</link><pubDate>Fri, 29 Jun 2007 19:01:47 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3605799</guid><dc:creator>Rico Mariani's Performance Tidbits</dc:creator><description>&lt;p&gt;I’d like to start with a little housekeeping. Some readers asked me how I made the nifty table in part&lt;/p&gt;
</description></item><item><title>re: DLinq (Linq to SQL) Performance (Part 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3609675</link><pubDate>Fri, 29 Jun 2007 23:22:39 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3609675</guid><dc:creator>Ridge</dc:creator><description>&lt;p&gt;So I'm unclear here... &amp;nbsp;Are you advocating that the end-user developer create compiled queries for best perf or are you suggesting that behind-the-scenes (post beta 1) that you're doing this for us?&lt;/p&gt;
</description></item><item><title>Quick LINQ link list</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3694202</link><pubDate>Thu, 05 Jul 2007 00:39:59 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3694202</guid><dc:creator>Linq in Action News</dc:creator><description>&lt;p&gt;Some quick links about LINQ: Articles about extension methods by the Visual Basic team Third-party LINQ&lt;/p&gt;
</description></item><item><title>Quick LINQ link list</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3694203</link><pubDate>Thu, 05 Jul 2007 00:40:00 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3694203</guid><dc:creator>Fabrice's weblog</dc:creator><description>&lt;p&gt;Some quick links about LINQ: Articles about extension methods by the Visual Basic team Third-party LINQ&lt;/p&gt;
</description></item><item><title>LINQ to SQL performance</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3713185</link><pubDate>Fri, 06 Jul 2007 00:31:51 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3713185</guid><dc:creator>Public Sector Developer Weblog</dc:creator><description>&lt;p&gt;One of the things I get asked quite often is &amp;quot;How does LINQ to SQL affect performance compared to writing&lt;/p&gt;
</description></item><item><title>LINQ to SQL performance</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3713690</link><pubDate>Fri, 06 Jul 2007 00:55:24 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3713690</guid><dc:creator>Noticias externas</dc:creator><description>&lt;p&gt;One of the things I get asked quite often is &amp;amp;quot;How does LINQ to SQL affect performance compared to&lt;/p&gt;
</description></item><item><title>linq to sql 的动态条件查询方法</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3742262</link><pubDate>Sat, 07 Jul 2007 11:15:06 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3742262</guid><dc:creator>neuhawk</dc:creator><description>&lt;p&gt;linq to sql 的动态条件查询方法&lt;/p&gt;</description></item><item><title>LINQ to SQL performance optimizations</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3788593</link><pubDate>Tue, 10 Jul 2007 03:17:46 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3788593</guid><dc:creator>Marco Russo</dc:creator><description>&lt;p&gt;Rico Mariani did a very good job analyzing performance implications of LINQ to SQL queries. He is currently&lt;/p&gt;
</description></item><item><title>LINQ to SQL and (micro) Performance</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#3911239</link><pubDate>Tue, 17 Jul 2007 12:18:07 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:3911239</guid><dc:creator>Mike Taulty's Blog</dc:creator><description>&lt;p&gt;Also been catching up on Rico Mariani's notes on improvements to LINQ to SQL performance between the...&lt;/p&gt;
</description></item><item><title>Community Convergence XXIX</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#4364064</link><pubDate>Mon, 13 Aug 2007 09:36:19 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:4364064</guid><dc:creator>Charlie Calvert's Community Blog</dc:creator><description>&lt;p&gt;There are several good new blogs from members of the community team. Nevertheless, the most important&lt;/p&gt;
</description></item><item><title>LINQ to SQL - compiled queries (with working example for beta 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#4545107</link><pubDate>Fri, 24 Aug 2007 20:03:10 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:4545107</guid><dc:creator>Ronan Geraghty's Weblog </dc:creator><description>&lt;p&gt;I've been meaning to dig into LINQ performance for some time (actually since it came up during one of&lt;/p&gt;
</description></item><item><title>LINQ to SQL - compiled queries (with working example for beta 2)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#4545108</link><pubDate>Fri, 24 Aug 2007 20:03:11 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:4545108</guid><dc:creator>MSDN Ireland Blog</dc:creator><description>&lt;p&gt;I've been meaning to dig into LINQ performance for some time (actually since it came up during one of&lt;/p&gt;
</description></item><item><title>Risorse su Linq to SQL</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#4588052</link><pubDate>Mon, 27 Aug 2007 10:58:24 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:4588052</guid><dc:creator>jankyBlog</dc:creator><description>&lt;p&gt;Risorse su Linq to SQL&lt;/p&gt;</description></item><item><title>LINQ to SQL : Some of the best BLOGs</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#5817459</link><pubDate>Thu, 01 Nov 2007 20:31:45 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:5817459</guid><dc:creator>Wriju's BLOG</dc:creator><description>&lt;p&gt;Some of the best blogs on LINQ to SQL I found are available for great learning, Scott Guthrie The Famous&lt;/p&gt;
</description></item><item><title>DLinq (Linq to SQL) Performance (Part 1)</title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#6235487</link><pubDate>Thu, 15 Nov 2007 04:21:11 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:6235487</guid><dc:creator>Rico Mariani's Performance Tidbits</dc:creator><description>&lt;p&gt;[ By popular demand, here are links for all 5 parts in the series Part 1 , Part 2 , Part 3 , Part 4 ,&lt;/p&gt;
</description></item><item><title>LINQ to SQL vs. ADO.NET – A Comparison </title><link>http://blogs.msdn.com/ricom/archive/2007/06/25/dlinq-linq-to-sql-performance-part-2.aspx#8740600</link><pubDate>Thu, 17 Jul 2008 01:07:59 GMT</pubDate><guid isPermaLink="false">91d46819-8472-40ad-a661-2c78acb4018c:8740600</guid><dc:creator>Wriju's BLOG</dc:creator><description>&lt;p&gt;ADO.NET is our contemporary data access component and now we have written many applications. Now there&lt;/p&gt;
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