Ward Pond's SQL Server blog

Ruminating on issues pertinent to the design and development of sound databases and processes under Microsoft SQL Server 2008, SQL Server 2005, and SQL Server 2000 (while reserving the right to vent about anything else that's on my mind)

Paul Randal Explains a Performance Bug

Paul Randal Explains a Performance Bug

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Paul Randal has another must-read post regarding a performance bug which surfaces in earlier versions of SQL Server 2005 and SQL Server 2008 when NOLOCK scans are executed against tables with off-row LOB data.  Both the causal scenario and the nature of the fix are clearly discussed.

Get your geek beanies a-twirlin’ and check out Paul’s post.


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  • I'm amazed that such a bug could exist for so long!

  • I'm also amazed to see this bug.

  • I am also amazed about this bug. I never worked with LOB though.

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