DAX Patterns

ABC Classification – Dynamic

The dynamic version of the ABC Classification pattern is an extension of the Dynamic Segmentation pattern. It groups items (such as Products or Custom…
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Lookup multiple values in DAX

This article describes different techniques to retrieve multiple values from a lookup table in DAX, improving code readability and performance.

The IN operator in DAX

This article describes the IN operator in DAX, which simplifies logical conditions checking whether a certain value is included in a list of values or expressions.


This article explains how to use SUMMARIZECOLUMNS, which is a replacement of SUMMARIZE and does not require the use of ADDCOLUMNS to obtain good performance.

Compare equivalent periods in DAX

If you do not have a full month with data, comparisons such as year-over-year (YOY) might require particular filters in order to do a like for like comparison in DAX. This article describes how to write DAX expressions comparing equivalent periods, keeping corresponding number of days in the comparison.

Use of RANKX in Power BI measures

The RANKX function in Power BI might have an unexpected behavior when applied to a column that has a specific sort order in the data model. This article explains why, and how to address this issue.

Using DAX Editor

This article describes how to improve the productivity when you editing DAX measures in a SSAS Tabular model by using the DAX Editor for Visual Studio.

Adding a measure to a Tabular model

This article describes how to add a measure to a Tabular model already deployed on Analysis Services by using C# or PowerShell. This can be useful to deploy user-defined metrics without deploying the entire database.

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