The June 2019 update of Power BI includes the ability to filter slicer items based on a measure. This article explains why this is an important feature that should replace bidirectional filters used for the same purpose.  Read more

Time intelligence functions oftentimes hide an automatic ALL statement meant to make time intelligence calculations easier. This article describes this behavior and what to do in case it ends up breaking your calculation.  Read more

Values such as inventory and account balance, usually calculated from a snapshot table, require the use of semi-additive measures. This article describes how to implement these calculations in DAX according to your specific requirements.  Read more

This article describes how to implement a syntax equivalent to the T-SQL function NULLIF and the ANSI SQL function COALESCE, in DAX.  Read more

There are two functions in DAX that return the list of values of a column: VALUES and DISTINCT. This article describes the difference between the two, explaining the details of the blank row added to tables for invalid relationships.  Read more

This article describes how to import into DAX Studio the performance metrics that can be exported by the Power BI Performance Analyzer, simplifying the analysis of slower queries in a report.  Read more

This article describes how you can create a comparison with the previous time period in a visualization, regardless of whether the time periods are consecutive or not.  Read more

This article describes the differences between eager evaluation and strict evaluation in DAX, empowering you to choose the best evaluation type for your data models.  Read more

This article shows a basic technique used to sort months according to a fiscal calendar, by using a couple of calculated columns and the “sort by column” feature of Power BI.  Read more

Creating a star schema in Power BI is the best practice to improve performance and more importantly, to ensure accurate results! This article shows why a star schema can fix some of the issues in your report.  Read more