This article shows an optimized DAX technique to display the first N products for each category in Power BI, adding a row that aggregates the value for all the other products. The companion video introduces the scenario and the general…  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 sets a new milestone in Business Intelligence: Marco describes the importance of new composite models in an article, and Alberto shows them in action in a video.  Read more

This article shows techniques to obtain a ranking based on more than one column. The ranking can be both static and dynamic.  Read more

This article explains the roles of the formula engine and of the storage engine used to execute DAX queries.  Read more

Should you use Import or DirectQuery data connectivity mode for your Power BI models? Let’s make the right choice by comparing the performance and scalability of the two options!  Watch now

A Tabular model can define a measure as a Key Performance Indicator (KPI), thus providing a visual indicator for status and trend. This article describes in detail the KPI settings needed to get the best result using Power BI and…  Read more

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

Power BI has an integration with external tools that can provide additional features and improve the productivity of report authors. In this session we see how this integration works and we analyze a few popular external tools like DAX Studio,…  Watch now

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