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Archives: May 2012
“Query cost (relative to the batch)” <> Query cost relative to batch
OK, so that is quite a contradictory title, but unfortunately it is true. There is a common misconception that the query with the highest percentage relative to batch is the worst performing. Simply put, it is a lie, or more accurately we dont understand what these figures mean.
Consider the two below… Read more
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Posted in Dave Ballantynes blog on 10 May 2012