Set functions in DAX: UNION, INTERSECT, and EXCEPT
This article describes the behavior of the DAX functions that manipulate sets; they are useful to create queries and sometimes also to author measures. Read more
Creating a service principal account for Power BI API
This article and its companion video describe how to create a service principal account to be used with the Power BI API. The reader must already be familiar with the Power BI API. Read more
Creating a simpler and chart-friendly Date table in Power BI
A Date table in Power BI can have a smaller number of columns by leveraging custom format strings to adequately control the chart visualization and the sort order. Read more
The hard truth in numbers
We all have biases. Personally, I kick myself whenever I identify that I have applied my biases when doing an evaluation of any kind. Unfortunately, this happens often because I work with numbers every day. Do you think we at… Read more
Default calculation item in calculation groups
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
Announcing DAX Patterns second edition
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
Introducing Analyze in Excel for Power BI Desktop
Less than a month ago, Microsoft introduced the External Tools feature in the Power BI Desktop July 2020 release. By using DAX Studio, you were already able to create a PivotTable in Excel connected to the model hosted by Power… Read more
Arbitrary combination of measures and calculation items
The consumption experience following the introduction of calculation groups needs to be improved in Power BI. For example, the immediate advantage of having a time intelligence calculation group is that it is no longer necessary to create multiple variations of… Read more
Creating Calculation Groups in Power BI Desktop
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
Optimizing access to Azure Data Lake Storage (ADLS) Gen 2 in Power Query
I recently implemented Power BI models by extracting data from Azure Data Lake Storage (ADSL) Gen 2, and I wanted to share a lesson learned when using this connector. Read more