In the latest weeks I received several requests to support a different color for variable names in DAX Formatter, just as the formula editor available in Power BI. I finally implemented a solution that I consider a workaround, because of…  Read more

A recurring issue for Power BI users writing DAX code is that column filter removal might have an unexpected behavior when the Sort by Column is active on the column. I covered this topic in an article related to RANKX,…  Read more

If you used the DATESYTD and TOTALYTD functions in DAX, you might have noticed that the optional parameter year_end_date is a string defining the last day of the year. The default is December 31, so this parameter is used only…  Read more

In the last week, I have been speaking at two different events in a few days: SQLBits 2018 in London, UK and SQL Konferenz 2018 in Darmstadt, Germany. These two events created for SQL Server professional are now “polluted” by…  Read more

If you import more than one table into Power BI or Power Pivot, you have a data model. When you have more than one table, you usually have relationships between tables. When you analyze data, you often have many choices…  Read more

Bertrand d’Arbonneau added a new feature in the last version (v 1.09) of Power Pivot Utilities, which allows the visualization of Dependents and Precedents measures in the measure list created by the List Measures tool. How to use the new…  Read more

I’ve recently been asked to talk about my experience as a speaker at technical conferences. I wasn’t sure what to say, until I realized that it makes more sense to start with explaining the reasons why one should attend a…  Read more

We are approaching the end of 2017, so it is a good time to review what happened in the DAX world this year, what we’ve been up to at SQLBI and what is going to happen in 2018. New DAX…  Read more

During a conversation at PASS Summit, one of the developers of Power BI shown me a way to use TREATAS in place of IN in DAX. I am not sure it increases readability of the code, but let’s examine pros…  Read more

I recently stumbled across a strange behavior of HASONEVALUE, which also impacts the SELECTEDVALUE function. When the only selected item in a column is a numeric value 0 and the column also contains a blank value, there is a bug…  Read more