Paul Randal Explains a Performance Bug


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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Comments (3)

  1. Jimmy May, Aspiring Geek says:

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

  2. Raj says:

    I’m also amazed to see this bug.

  3. Raj says:

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