Feb 26 2014
The actual origin of the concept of a “red herring” is unknown, but that doesn’t stop it from causing grief while trying to diagnose a performance issue. If you are not familiar with the concept, a red herring is something that initially appears to be relevant but ultimately is proved to have nothing to do with the actual issue. It’s a popular technique for mystery novels… and in tech support calls.
Case in point: Today I had to help someone who was wondering why their report took over thirty seconds to display a prompt window when there was only one prompt in the document. Clearly it was a prompt issue, right? Or something related to the list of values definition for that object? Continue reading “Big Universe + Security Profiles = Slow Query Generation”