There are a couple of flaws in the design of this semantic model that either individually or combined cause that warning message to appear. Remember that it only appears when Copilot thinks it needs ...

What does it mean? What causes it? What can you do to avoid it? Let’s find out. In order to answer your questions better Power BI Copilot creates an index of the values in all the text columns in your ...

What does it mean? What causes it? What can you do to avoid it? Let’s find out. In order to answer your questions better Power BI Copilot creates an index of the values in all the text columns in your ...

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 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 ...

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, ...

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 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 ...

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 ...

Do you have a a large dataset in Power BI Premium or Premium Per User? Do you have more than six tables that take a significant amount of time to refresh? If so, you may be able to speed up the ...