Another Post about Calculating New and Returning Customers
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Written by Gerhard Brueckl   
Sunday, 24 February 2013 19:44

I know, this topic has already been addressed by quite a lot of people. Chris Webb blogged about it here(PowerPivot/DAX) and here(SSAS/MDX), Javier Guillén here, Alberto Ferrari mentions it in his video here and also PowerPivotPro blogged about it here. Still I think that there are some more things to say about it. In this post I will review the whole problem and come up with a new approach on how to solve this issue for both, tabular and multidimensional models with the best possible performance I could think of (hope I am not exaggerating here )

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