Great news! Just one year after releasing the second edition of The Definitive Guide to DAX, we just published a new website, a new book, and a new collection of videos: the second edition of DAX Patterns! DAX Patterns is…  Read more

DAX includes several statistical functions, such as average, variance, and standard deviation. Other common algorithms require some DAX code and we published an article about common Statistical Patterns on www.daxpatterns.com, including: Average Moving Average Variance Standard Deviation Median Mode Percentile…  Read more

In the last two weeks we published two new patterns of www.daxpatterns.com: Static Segmentation Dynamic Segmentation These two patterns offers solutions to the general problem of classifying an item by the value of a measure or of a column in…  Read more

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Custom Year-Over-Year Calculation in DAX

This article describes how to implement a custom year-over-year calculation in DAX based on arbitrary associations between different periods. As an example, we describe the comparison of the 53rd week in a ISO Calendar.  Read more

I recently published the ABC Classification article in www.daxpatterns.com, which is a more structured and organized way that recap what I already described in this blog a few years ago (see ABC Analysis in PowerPivot). The pattern describe how to…  Read more

Creating Distinct Count calculations in DAX is pretty easy when the target of the operation is a column in the “fact table” of a star schema. When you want to apply the DISTINCTCOUNT function to a dimension attribute (such as…  Read more

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Using atomic design in report and model development

This article introduces the ‘atomic design methodology’ as an approach to make Power BI development more efficient and repeatable.  Read more

The recent Time Patterns article published in www.daxpatterns.com contains many DAX formulas that I hope will be useful to anyone is interest in implementing time-related calculations in DAX without relying on the Time Intelligence functions. There are several reasons for…  Read more

Apparently you cannot pass an argument to a DAX measure. In reality, you can interact with a slicer that has the only purpose of representing a parameter used by a DAX formula. You just create a table in the Power…  Read more

The first pattern published on www.daxpatterns.com is the Cumulative Total. Another common name of this calculation is Running Total, but the reason why we named the pattern in this way is that we identify all those scenarios in which you…  Read more