Data Validation In Power BI Copilot AI Instructions Here’s yet another post in my series on things I think you should be doing in Power BI Copilot AI Instructions. Today: validating values that users enter as filters in their prompts. It’s something of a companion piece to last week’s post about helping users understand what data is and isn’t in the semantic model, …
https://blog.crossjoin.co.uk/2....025/06/29/data-valid

Power BI Copilot AI Instructions: Helping Users Understand The Scope Of The Data Continuing my series of posts on Power BI Copilot and the type of things you should be including in AI Instructions, today I want to talk about helping the end user understand the scope of the data: what data your model does contain, what data it could contain but doesn’t, and what data it could …
https://blog.crossjoin.co.uk/2....025/06/22/power-bi-c

Grouping And Filtering In Power BI Copilot AI Instructions Continuing my series on Power BI Copilot AI Instructions (see also my previous post which is the only other one so far), in this post I’d like to show some examples of how you can specify groups of columns and apply row filters in the results returned by Copilot. Using the same semantic model that …
https://blog.crossjoin.co.uk/2....025/06/15/grouping-a

Join The Fabric User Research Panel! As you probably know, I work on the Fabric Customer Advisory Team at Microsoft. Apart from advising customers a lot of our team’s time is spent collecting feedback about Fabric and sending it back to the relevant people in the Fabric product group so they can fix the problems that need fixing and build the …
https://blog.crossjoin.co.uk/2....025/06/17/join-the-f

Requiring Selections On The Date Dimension In Power BI Copilot AI Instructions Without a doubt the most important new feature in Power BI Copilot is AI Instructions: it opens up an immense number of possibilities but it also starts off as a blank slate, which raises the question of what you should do with this feature as much as how you should do it. The official documentation …
https://blog.crossjoin.co.uk/2....025/06/08/requiring-