DAX

Blank row in DAX

DAX offers two functions to retrieve the list of values of a column: VALUES and DISTINCT. The difference between the two is subtle. To understand it better, we first need to introduce the concept of the blank row. The blank row is a special row added to a table, in...

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The Definitive Guide to DAX – 2nd Edition

The Definitive Guide to DAX (Business intelligence with Microsoft Excel, SQL Server Analysis Services, and Power BI) is the most comprehensive and authoritative guide to Microsoft's DAX language for business intelligence and analytics. While other...

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The FILTER Function in DAX Part 2

Level: IntermediateIn my last article, I introduced the basics of the DAX FILTER() function. Hopefully that introductory explanation to FILTER() helped you get your head around what FILTER() is doing under the hood. With that knowledge in place, let me help you take...

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Using DAX variables in iterators

I was having a discussion earlier this week about the use of variables I used in my currency conversion blog post . The question was why I am using 2 different measure to calculate the sales for each currency. So I am using 2 measures together:...

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The FILTER() Function in DAX

Level: Intermediate FILTER() is one of the most important functions in the DAX language. It is quite a simple function and yet many people are scared off when they see it. In this article I will explain the basics of using the FILTER() function. FILTER() is a Table...

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Organize Power BI DAX Measures in Folders

Although very simple, still I see many Power BI reports with no organized way of separating measures. When you use Power BI for a while, you will gradually have more DAX measures and calculations, and having them organized under folders is always helpful. In this very...

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