Fast Running Totals in Power Query (Complete Guide)

Running totals in Power Query can be fast, if you know how. This video shows different methods and analyzes why some perform better than others.

WRITTEN ARTICLE:
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CONTENTS
00:00 Introduction
01:27 List.FirstN
05:02 List.Range
06:06 Performance Problems
10:47 List.Generate
17:33 Combine Running Total with Table
23:41 List.Accumulate


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