The DAX LLM Benchmark v2 shows that the latest frontier models write DAX very well, and that the model generation matters more than the vendor. This post describes how we built the benchmark, how we read its results, and what… Read more
At the end of 2025, we launched DAX Lib, a public repository of DAX user-defined functions. So far, importing a DAX library has required a few manual steps, like clicking Add to Power BI on daxlib.org and then copying and… Read more
Power BI enables the continuous X-axis on the auto date/time hierarchy even at the month level. We can get the same behavior on any Date table by setting the right metadata in TMDL. Read more
Defining the right contract is a key activity for a DAX developer using AI. In this article, we introduce the concept of a contract through simple examples. Read more
The ABC classification pattern classifies entities based on values grouping entities together that contribute to a certain percentage of the total A typical example of ABC classification is the segmentation of products entity based on sales value The best-selling products… More on DAX Patterns
The Definitive Guide to DAX is an authoritative resource for mastering the DAX language, which is pivotal for creating measures for semantic models in Microsoft Power BI, Fabric, Analysis Services, and Excel.
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Marco Russo
Nov 9-11 - Atlanta
Nov 24-26 - London
Dec 1-3 - Amsterdam
Marco Russo & Alberto Ferrari