Data modelling and DAX
I received feedback on my recent blog post on single-column fusion asking about a curious syntax used in the solution. I promised I would do a deeper dive on why it works in my next blog, so here it is. This article is also a fun reminder/refresher on how iterator functions work in Power BI. … Continue reading DAX 1-Column Fusion Pt 2
One approach to optimise DAX queries is to focus on the number of Storage Engine (SE) calls generated by a query and look for ways to provide the same result using fewer SE calls. If a query takes 30 seconds to run and makes hundreds of SE calls, reducing the number of SE calls almost … Continue reading DAX 1-Column Fusion
If you ever spend time looking at DAX generated by the Power BI Desktop Performance Analyser, you may notice a function called KEEPFILTERS appear from time to time. It’s not a function I find myself using often, so I thought I’d do a bit of digging to find out what it does and when it … Continue reading DAX KEEPFILTERS
A question I come across in Power BI from time to time is how to configure a report to show an end-user a list of options, and then have visuals in the report use the selected item on the axis. There are a few ways this can get solved, such as using bookmarks. For this … Continue reading Power BI – Dynamic Axis
