Practical Powerpivot & Dax Formulas For Excel -

SUMX : An "iterator" function that performs a calculation row-by-row before summing the results.

In his book author Art Tennick provides a comprehensive guide for extracting actionable insights from massive corporate datasets. This "hands-on" resource is particularly noted for: Practical PowerPivot & DAX Formulas for Excel

: Practical examples show how to compare current performance against the past and handle tricky calculations like running totals or non-numeric values. SUMX : An "iterator" function that performs a

: It contains over 250 downloadable DAX formulas that cover everything from basic filtering to complex statistical and time-intelligence functions. Practical PowerPivot & DAX Formulas for Excel