As a Power Query fan I’m naturally interested in Copilot in Dataflows Gen2. But since Power Query is already very easy to use and since I’m pretty experienced at using it, can Copilot really do ...

As a Power Query fan I’m naturally interested in Copilot in Dataflows Gen2. But since Power Query is already very easy to use and since I’m pretty experienced at using it, can Copilot really do ...

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 ...

One very common requirement when creating a Power BI report is the ability to apply a filter for the current day, week, month, quarter or year. There are several ways of implementing this: you could ...

The Web.Contents() function in M is the key to getting data from web pages and web services, and has a number of useful – but badly documented – options that make it easier to construct urls for your ...

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 ...

A long time ago someone – probably from the Power Query dev team – told me that adding primary keys to M tables could improve the performance of certain transformations in Power BI and Excel Power ...

One of the most confusing, under-documented and widely-misunderstood features of Power BI and Power Query (or Excel “Get & Transform” or whatever you want to call it) are the data privacy settings. I ...

Some time ago I wrote a pair of popular posts about using the Query and RelativePath options of the Web.Contents function in Power Query and why they are important for dataset refresh. I have recently ...

Although it was announced in this blog post on the Microsoft 365 Insider blog recently, you might have missed the news that Excel Copilot can now generate Power Query queries. There are limitations ...

[Update September 2023: now that Power BI is part of Microsoft Fabric, the new features of Fabric make it much easier to solve this problem as described here] Power BI incremental refresh is a very ...