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Archive for September 22nd, 2009

Estimated Vs Actual rows September 22nd, 2009

Vinod Kumar

I have seen this as a constant struggle to understand even when people come to the performance labs in our environments. Today I got a chance to read this post from Gail Shaw on Estimated rows, actual rows and execution count which are all a common areas of confusion. Gives a very good indicator to what to lookout for …

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