Something really big is happening! The July 2020 version of Power BI Desktop allows you to create calculation groups in Power BI Desktop, thanks to the new “external tools” feature that enables the integration with Tabular Editor. We had been…  Read more

Microsoft announced at SqlBits a very important feature for DAX: Calculation Groups. These are my first impression about the new feature and the impact it will have on Analysis Services and Power BI.  Read more

UPDATE 2020-03-28: Calculation groups are coming soon to Power BI Desktop, read the added section at the bottom of the post. I am glad to announce that we just released an additional module about Calculation Groups to the Mastering DAX…  Read more

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SQLBI+ updates in June 2023

This month we have a new video course and whitepaper for SQLBI+ subscribers: Inside Calculation Groups is available! This course is a deep dive into calculation groups in DAX. Although you might already be familiar with calculation groups, it is…  Read more

The second edition of The Definitive Guide to DAX is now available worldwide! This blog post explains why we felt the need to rewrite the book and describes what happens behind the scenes when producing a book.  Read more

Power BI offers several options to create filters and slicers in a report. However, it is not possible to define a default filter at the model level so that every new report on a dataset automatically applies that filter. The…  Read more

If you created a Tabular model using one of the preview versions (CTP, RC, …) of Analysis Services 2019, you don’t have the final structure for the Ordinal attribute that Microsoft defined in the final version of compatibility level 1500.…  Read more

UPDATE 2020-11-15: a more complete description of ABC analysis patterns for PowerPivot and Power BI is available in the ABC Classification patterns on DAX Patterns. The calculation for ABC analysis can be made in PowerPivot using calculated columns. In this…  Read more

UPDATE 2023-07-09: we now have a section “Creating sets of calculation items and measures” in the Inside Calculation Groups published in June 2023 that describes a technique also mentioned in the comments of this blog post. The consumption experience following…  Read more

Another year has gone by and it has now been 10 years since DAX was first introduced in late 2009. As usual, it is time to review the past year and to take a look at the year ahead.  Read more