Comments on: SQL [NOT] EXISTS Goes Zoom

Comments on: SQL [NOT] EXISTS Goes Zoom http://www.ghidinelli.com/2008/05/01/sql-not-exists-goes-zoom Thu, 01 Jun 2017 18:51:00 +0000 http://wordpress.org/?v=2.9.2 hourly 1 By: Andrew http://www.ghidinelli.com/2008/05/01/sql-not-exists-goes-zoom/comment-page-1#comment-47526 Andrew Fri, 16 May 2008 15:04:03 +0000 http://www.ghidinelli.com/2008/05/01/sql-not-exists-goes-zoom/#comment-47526 The key here is "lots of rows". I've sometimes found that using a NOT IN is faster when I thought it would have been slower. The key here is “lots of rows”.

I’ve sometimes found that using a NOT IN is faster when I thought it would have been slower.

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