Gives the same result as without the AI Instructions: BUT – even though Copilot asked what “recently” meant, it still went ahead and assumed that “number of sales” meant the Count of Transactions ...

In yet another entry in my series on what you should be doing in Power BI Copilot AI Instructions, in this post I want to ...

AI is meant to help us automate boring tasks, and what could be more boring than creating documentation for your Power BI semantic models? It’s such a tedious task that most people don’t bother; there ...

There’s a new M function rolling out now that allows you to read metadata from Delta tables (at the time of writing it’s available in Dataflows Gen2 and will be available soon in Desktop). It builds ...

The recent announcement of Surge Protection gives Fabric/Power BI capacity admins a way to restrict the impact of background operations on a capacity, preventing them from causing throttling. However, ...

Did you know you can add the same physical table in OneLake multiple times to the same Direct Lake semantic model? Let’s say you have two tables in a Fabric Lakehouse. One is a fact table called Sales ...

You probably know that semantic models in Power BI can use a fixed amount of memory. This is true of all types of semantic model – Import, Direct Lake and DirectQuery – but it’s not something you ...

Visualise refresh job graphs for performance optimisationA few years ago a new pair of Profiler events was added for Power BI Import mode datasets (and indeed AAS models): the Job Graph events. I ...

For any Power BI person, Direct Lake mode is the killer feature of Fabric. Import mode report performance (or near enough) direct on data from the lake, with none of the waiting around for data to ...

Here’s a recording of a session I did for the Manchester (UK) Power BI user group recently on best practices for DirectQuery mode in Power BI: I’ve done it for a few other groups over the last six ...