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<?xml-stylesheet type="text/xsl" href="http://www2.sqlblog.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>Adam Machanic : Performance</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx</link><description>Tags: Performance</description><dc:language>en</dc:language><generator>CommunityServer 2.1 SP2 (Build: 61129.1)</generator><item><title>SQL Saturday #220 (Atlanta): Demos</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2013/05/18/sql-saturday-220-atlanta-demos.aspx</link><pubDate>Sat, 18 May 2013 18:33:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:49114</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>1</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/49114.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=49114</wfw:commentRss><description>Today at SQL Saturday #220 in Atlanta I presented a new brand new session , "SQL Server Query Plan Analysis: The 5 Culprits That Cause 95% of Your Performance Headaches." This session is designed to help people quickly analyze query plans and find likely...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2013/05/18/sql-saturday-220-atlanta-demos.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=49114" width="1" height="1"&gt;</description><enclosure url="http://www2.sqlblog.com/blogs/adam_machanic/attachment/49114.ashx" length="3078" type="application/x-zip-compressed" /><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/atlanta/default.aspx">atlanta</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/demos/default.aspx">demos</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Speaking/default.aspx">Speaking</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/sql+saturday/default.aspx">sql saturday</category></item><item><title>SQLCLR Performance Session at TechEd US</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2013/05/08/sqlclr-performance-session-at-teched-us.aspx</link><pubDate>Wed, 08 May 2013 16:14:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:48998</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>0</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/48998.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=48998</wfw:commentRss><description>I am super-excited to visit New Orleans next month for Microsoft TechEd; it will be my sixth time speaking at the show. My session takes an in-depth look at some of the techniques I've developed for using SQLCLR modules -- and some of the great performance...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2013/05/08/sqlclr-performance-session-at-teched-us.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=48998" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/SQLCLR/default.aspx">SQLCLR</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/TechEd/default.aspx">TechEd</category></item><item><title>Query Tuning Mastery at PASS Summit 2012: The Video</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2012/11/13/query-tuning-mastery-at-pass-summit-2012-the-video.aspx</link><pubDate>Tue, 13 Nov 2012 14:49:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:46135</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>4</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/46135.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=46135</wfw:commentRss><description>An especially clever community member was kind enough to reverse-engineer the video stream for me, and came up with a direct link to the PASS TV video stream for my Query Tuning Mastery: The Art and Science of Manhandling Parallelism talk, delivered at...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2012/11/13/query-tuning-mastery-at-pass-summit-2012-the-video.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=46135" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallel+processing/default.aspx">parallel processing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Query+Tuning/default.aspx">Query Tuning</category></item><item><title>Query Tuning Mastery at PASS Summit 2012: The Demos</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2012/11/12/query-tuning-mastery-at-pass-summit-2012-the-demos.aspx</link><pubDate>Mon, 12 Nov 2012 04:00:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:46095</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>16</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/46095.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=46095</wfw:commentRss><description>For the second year in a row, I was asked to deliver a 500-level "Query Tuning Mastery" talk in room 6E of the Washington State Convention Center, for the PASS Summit. ( Here's some information about last year's talk, on workspace memory. ) And for the...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2012/11/12/query-tuning-mastery-at-pass-summit-2012-the-demos.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=46095" width="1" height="1"&gt;</description><enclosure url="http://www2.sqlblog.com/blogs/adam_machanic/attachment/46095.ashx" length="24551" type="application/x-zip-compressed" /><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallel+processing/default.aspx">parallel processing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Query+Tuning/default.aspx">Query Tuning</category></item><item><title>PASS Summit 2011 - Zen and the Art of Workspace Memory - Demos</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/10/16/pass-summit-2011-zen-and-the-art-of-workspace-memory-demos.aspx</link><pubDate>Mon, 17 Oct 2011 00:23:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:39085</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>18</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/39085.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=39085</wfw:commentRss><description>What a rush . Standing on the stage in an almost-full 1,000-person room, I (very) momentarily wondered what I'd been thinking when I submitted a 500-level talk for the biggest SQL Server conference in the world. But despite a rough start--my laptop crashed...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/10/16/pass-summit-2011-zen-and-the-art-of-workspace-memory-demos.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=39085" width="1" height="1"&gt;</description><enclosure url="http://www2.sqlblog.com/blogs/adam_machanic/attachment/39085.ashx" length="66600" type="application/x-zip-compressed" /><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/memory/default.aspx">memory</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Optimization/default.aspx">Optimization</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Query+Tuning/default.aspx">Query Tuning</category></item><item><title>SQL Saturday 89 - Atlanta GA - Materials</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/09/24/sql-saturday-89-atlanta-ga-materials.aspx</link><pubDate>Sat, 24 Sep 2011 16:57:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:38712</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>0</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/38712.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=38712</wfw:commentRss><description>Last Saturday, September 17, I was lucky to be able to present two sessions at an excellent SQL Saturday in the Atlanta area. The day drew a large crowd and had a great speaker lineup. All in all, a huge success, and a very well-managed event. Congratulations...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/09/24/sql-saturday-89-atlanta-ga-materials.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=38712" width="1" height="1"&gt;</description><enclosure url="http://www2.sqlblog.com/blogs/adam_machanic/attachment/38712.ashx" length="767507" type="application/x-zip-compressed" /><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/atlanta/default.aspx">atlanta</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallelism/default.aspx">parallelism</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/sql+saturday/default.aspx">sql saturday</category></item><item><title>Where Can You Find Me the Rest of This Year?</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/08/21/where-can-you-find-me-the-rest-of-this-year.aspx</link><pubDate>Mon, 22 Aug 2011 00:28:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:37983</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>0</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/37983.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=37983</wfw:commentRss><description>Autumn is creeping inevitably closer here in the US, and that means that speaking season is about to kick into high gear. Here's my current schedule for the remainder of the year: September 8, 17:00 GMT (online) - 24 Hours of PASS webcast: "Baseline Basics...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/08/21/where-can-you-find-me-the-rest-of-this-year.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=37983" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/atlanta/default.aspx">atlanta</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/New+England/default.aspx">New England</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/no+more+guessing/default.aspx">no more guessing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Optimization/default.aspx">Optimization</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Speaking/default.aspx">Speaking</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/sql+saturday/default.aspx">sql saturday</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/sql+server+connections/default.aspx">sql server connections</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/TechEd/default.aspx">TechEd</category></item><item><title>Performance, Discounts, and an Excuse to Visit New York City</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/06/02/performance-discounts-and-an-excuse-to-visit-new-york-city.aspx</link><pubDate>Thu, 02 Jun 2011 14:21:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:36040</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>0</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/36040.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=36040</wfw:commentRss><description>A couple of weeks ago I announced a two-day advanced performance seminar in New York City, which will be delivered in July. This seminar will cover SQLCLR and parallelism techniques to help you take performance well beyond the levels that typical tuning...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/06/02/performance-discounts-and-an-excuse-to-visit-new-york-city.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=36040" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/new+york/default.aspx">new york</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallelism/default.aspx">parallelism</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/SQLCLR/default.aspx">SQLCLR</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/training/default.aspx">training</category></item><item><title>Two Days of Advanced Performance Techniques - July 14-15, New York City</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/05/18/two-day-of-advanced-performance-techniques-july-14-15-new-york-city.aspx</link><pubDate>Wed, 18 May 2011 16:19:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:35709</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>5</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/35709.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=35709</wfw:commentRss><description>I am pleased to announce that I will be delivering two days of training in New York City, July 14 and 15. This seminar focuses on achieving "next-level" performance--going beyond that which you can gain via normal tuning methodologies . The vehicles for...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/05/18/two-day-of-advanced-performance-techniques-july-14-15-new-york-city.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=35709" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/data+education/default.aspx">data education</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/new+york/default.aspx">new york</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallelism/default.aspx">parallelism</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/SQLCLR/default.aspx">SQLCLR</category></item><item><title>TechEd 2011 - Performance Tuning and Optimization in SQL Server 2008 R2 and SQL Server Code Named "Denali"</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/05/18/teched-2011-performance-tuning-and-optimization-in-sql-server-2008-r2-and-sql-server-code-named-denali.aspx</link><pubDate>Wed, 18 May 2011 16:05:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:35708</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>2</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/35708.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=35708</wfw:commentRss><description>Thanks to everyone who took the time out of their conference experience to join Mike Wachal and me for yesterday's session on SQL Server performance tuning! For those who weren't there, we focused in on troubleshooting techniques, highlighting some of...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2011/05/18/teched-2011-performance-tuning-and-optimization-in-sql-server-2008-r2-and-sql-server-code-named-denali.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=35708" width="1" height="1"&gt;</description><enclosure url="http://www2.sqlblog.com/blogs/adam_machanic/attachment/35708.ashx" length="89557" type="application/x-zip-compressed" /><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/no+more+guessing/default.aspx">no more guessing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Optimization/default.aspx">Optimization</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/TechEd/default.aspx">TechEd</category></item><item><title>PASS Summit 2010 Post-Conference Seminar on Parallel Processing</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/08/04/pass-summit-2010-post-conference-seminar-on-parallel-processing.aspx</link><pubDate>Wed, 04 Aug 2010 16:37:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:27609</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>1</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/27609.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=27609</wfw:commentRss><description>I am honored to have been selected for a second year in a row to present a full-day seminar at the PASS Summit. This year's seminar will be a "post-con", and will be delivered on Friday, November 12 . The title of the seminar is " A Day of Doing Many...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/08/04/pass-summit-2010-post-conference-seminar-on-parallel-processing.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=27609" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallel+processing/default.aspx">parallel processing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallelism/default.aspx">parallelism</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category></item><item><title>PASS Performance Virtual Chapter: Parallelize Your Queries!</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/08/02/pass-performance-virtual-chapter-parallelize-your-queries.aspx</link><pubDate>Mon, 02 Aug 2010 15:51:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:27511</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>4</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/27511.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=27511</wfw:commentRss><description>Last month a new PASS Virtual Chapter was introduced, one with a theme that is near and dear to much of what I like to work on: performance . Tomorrow, Tuesday August 3rd at noon Eastern time , the chapter will have its second meeting, and I will be doing...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/08/02/pass-performance-virtual-chapter-parallelize-your-queries.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=27511" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallel+processing/default.aspx">parallel processing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/parallelism/default.aspx">parallelism</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/PASS/default.aspx">PASS</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/query+plans/default.aspx">query plans</category></item><item><title>Revisiting ISNULL, COALESCE, and the Perils of Micro-Optimization</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/06/30/isnull-coalesce-and-micro-optimization.aspx</link><pubDate>Wed, 30 Jun 2010 17:12:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:25637</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>9</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/25637.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=25637</wfw:commentRss><description>Almost six years ago--in November of 2004--I posted what would turn out to be one of my most popular blog posts in terms of number of reads, " Performance: ISNULL vs. COALESCE ." (If you're curious, the post is dated July 2006 because I was too lazy it...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/06/30/isnull-coalesce-and-micro-optimization.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=25637" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/COALESCE/default.aspx">COALESCE</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/ISNULL/default.aspx">ISNULL</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/nullability/default.aspx">nullability</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Optimization/default.aspx">Optimization</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category></item><item><title>A Warning to Those Using sys.dm_exec_query_stats</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/04/22/a-warning-to-those-using-sys-dm-exec-query-stats.aspx</link><pubDate>Fri, 23 Apr 2010 02:15:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:24515</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>10</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/24515.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=24515</wfw:commentRss><description>The sys.dm_exec_query_stats view is one of my favorite DMVs. It has replaced a large chunk of what I used to use SQL Trace for--pulling metrics about what queries are running and how often--and it makes this kind of data collection painless and automatic....(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/04/22/a-warning-to-those-using-sys-dm-exec-query-stats.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=24515" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/DMVs/default.aspx">DMVs</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/monitoring/default.aspx">monitoring</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category></item><item><title>World Class Training For Them, an Amazon Gift Certificate For You</title><link>http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/03/15/world-class-training-for-them-an-amazon-gift-certificate-for-you.aspx</link><pubDate>Mon, 15 Mar 2010 15:40:00 GMT</pubDate><guid isPermaLink="false">21093a07-8b3d-42db-8cbf-3350fcbf5496:23391</guid><dc:creator>Adam Machanic</dc:creator><slash:comments>1</slash:comments><comments>http://www2.sqlblog.com/blogs/adam_machanic/comments/23391.aspx</comments><wfw:commentRss>http://www2.sqlblog.com/blogs/adam_machanic/commentrss.aspx?PostID=23391</wfw:commentRss><description>We have just two weeks to go before Paul Randal and Kimberly Tripp touch down in the Boston area to deliver their famous SQL Server Immersions course . This is going to be a truly fantastic SQL Server learning experience and we're hoping a few more people...(&lt;a href="http://www2.sqlblog.com/blogs/adam_machanic/archive/2010/03/15/world-class-training-for-them-an-amazon-gift-certificate-for-you.aspx"&gt;read more&lt;/a&gt;)&lt;img src="http://www2.sqlblog.com/aggbug.aspx?PostID=23391" width="1" height="1"&gt;</description><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/database+maintenance/default.aspx">database maintenance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/indexing/default.aspx">indexing</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/kimberly+tripp/default.aspx">kimberly tripp</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/New+England/default.aspx">New England</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/paul+randal/default.aspx">paul randal</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/Performance/default.aspx">Performance</category><category domain="http://www2.sqlblog.com/blogs/adam_machanic/archive/tags/training/default.aspx">training</category></item></channel></rss>