Topic: DAX
-
I recently wrote an article that describes how to calculate a measure (such a sales, but it could be anything else) considering for each customer its first 12 months, then months 13-24 and so on. In practice, for every customer you have a different range Read more
-
The second year of the pandemic is coming to a close and despite the many uncertainties, we are all striving to push forward and look ahead. For sure, it is a good moment to see what happened in the DAX… Read more
-
In DAX, optimizations and data types do not always play nice and can leave you dealing with surprises. In this short article, we see an example of how mixing blanks, Boolean logic, and comparison with TRUE might lead to unexpected… Read more
-
Past are days of creating data models with a single monolithic tool provided by Microsoft. The required toolbelt includes multiple tools. Most of them are free and open-source. Watch the recording of the SQLBI live event delivered on Wednesday May… Read more
-
DAX.do is a new website by SQLBI where you can write and run DAX queries over a sample Contoso database. The goal of DAX.do is purely educational: if you are learning DAX or are merely curious to test a new… Read more
-
At the end of a year marked by the pandemic, it is time for our usual review of what happened in the DAX realm. The enthusiasm we typically demonstrate in this traditional end-of -year post is tainted this year by… 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
-
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 is simple, but it is not easy. I cannot remember how many times I read this sentence on social media, attributed to me. For good reason: I have repeated this sentence at almost every classroom course I delivered over… 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