The Execute Direct Query event has a duration of 2.1 seconds – meaning that again there is a gap to be explained, a gap where ...

As the saying goes, history doesn’t repeat itself but it rhymes. While 2025 has seen the excitement around new advances in AI continue to grow in data and analytics as much as anywhere else, it’s also ...

To kick off my series on diagnosing Power BI performance problems with Performance Analyzer in the browser (which I introduced last week with my post on vide-coding a custom visual to visualise ...

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 ...

I don’t usually like to blog about topics that I think other people have blogged about already, but despite the fact that Mosha blogged about this several years ago (in fact more than eight years ago, ...

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 ...

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 ...

Power BI Premium has supported metadata translations – translations for table, column and measure names etc – for a while now. Kasper has a great blog showing how to use this feature here; Tabular ...

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 ...

In the first two parts of this series (see here and here) I showed how Power BI/Power Query/Excel Get & Transform’s data privacy settings can influence whether query folding takes place or even ...

There’s a new M function in Power Query in Power BI that allows you to read the data from a Parquet file: Parquet.Metadata. It’s not documented yet and it’s currently marked as “intended for internal ...

A few weeks ago I was asked whether it was possible to display line breaks in text in a Power BI visualisation. It turns out it isn’t possible – at the moment Power BI always strips line breaks out of ...