Many of the DAX INFO functions, which allow you to query semantic model metadata, have a ModifiedTime column which tells you ...

While the paper was commissioned by Microsoft it was written by an independent expert, Liping Huang, who has extensive expertise with Power BI and Databricks and who has worked for both Microsoft and ...

The QueryEnd event is raised every time a query finishes running – it’s an event you may already be familiar with from Profiler, xEvents or the Log Analytics integration with AAS – and it tells you ...

One of the most common errors you’ll see when working with Power Query in Power BI or Excel is this: It can occur with almost any data source and in a wide variety of different circumstances, and for ...

In my last post I talked about how to push Power BI Copilot to get answers from the semantic model rather than the report you’re looking at. If you want to do this you are probably getting worse ...

There are a lot of articles and blog posts out there on how to handle OAuth2 authentication when connecting to REST APIs from Power Query in Power BI. However there is also a lot of confusion and ...

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 ...

If you’ve heard about the new Direct Lake mode for Power BI datasets in Fabric you’ll know that it gives you the query performance of Import mode (well, almost) without the need to actually import any ...

Several years ago I wrote a very popular blog post about how to store images for your reports inside your Power BI semantic model. It solved the problem of how you could use display images (for ...

If you have a DirectQuery fact table in Power BI you can use user-defined aggregations to improve query performance; querying a smaller, summarised copy of your data in an Import mode aggregation ...