Since I wrote about the Snowflake query tags generated by Power BI earlier this year, one important piece of functionality ...

The new Fabric Graph database is now rolling out now and should be available to everyone within the next few weeks if you can’t see it already. The key to learning a new data-related technology is, I ...

The new Fabric Graph database is now rolling out now and should be available to everyone within the next few weeks if you can’t see it already. The key to learning a new data-related technology is, I ...

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 ...

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 ...

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 ...

Recently we announced an important new optimisation for DirectQuery datasets: the ability to run (some) of the queries generated by a single DAX query in parallel. You can read the blog post here: A ...

If you’re working with DirectQuery in Power BI then one of the most important properties you can set on your dataset is the “Maximum connections per data source ...

When you’re faced with a slow Power BI report it’s very easy to assume that the problem is something to do with the dataset, how it’s modelled and how the DAX has been written, and then disappear down ...

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 ...

In my recent post on web services in Power Query I mentioned that while the Power Query Web.Contents() function generates a GET request by default, you can make it generate a POST request by ...

Recently I had a request for help from someone who wanted to do the following in Power Query: take a piece of text and then, using a table, search for all of the occurrences of the words in one column ...