When working with dates, one of the common types of analysis is period vs period, such as Year over year, and Month over month. In this article and video, I’ll explain how you can use DAX to write calculations for month-over-month simply in any Power BI report. Video What is a month-over-month calculation? Month over Read more about Month over Month Calculation in Power BI using DAX[…]
If you want to export the data of a Power BI table, you have options such as copy and paste, or putting it in a visual and export it. However, there is an easier way available too. You can use Power BI Helper (free tool) to export the entire data of the table. The instruction Read more about Export the Data of a Power BI table entirely in a few Clicks[…]
In this article and video, I’ll share with you how to document everything from a Power BI file in a few clicks. The document output will have all the DAX code (measures, columns and tables) with the expressions, the tables with the Power Query scripts, information about visualization such as how many pages, bookmarks, visuals Read more about Document a Power BI file and report in a few clicks: all DAX code, visualization, Power Query scripts[…]
TOPN is a function in DAX that gives you the ability to select the top items from a table based on an expression. In this article and video, I’ll explain how to use the TopN function in DAX either to create a calculated table or to use it in a measure to achieve analysis such Read more about TOPN DAX Function: How it works in Power BI? Comparison against the top group[…]
If you want to show the ranking in a Power BI visual, one way is to use a visual that supports that, such as a Ribbon chart. Another way, which is a more common way, is to write a calculation for rank, and RANKX is a DAX function that can help you with that. In Read more about Showing Ranking in a Visual in Power BI using RANKX DAX function[…]
Previously I explained the AddColumns function as a function that adds one or more columns to the existing table, In this article and video, I’ll explain another similar and useful function with slightly different behavior: SelectColumns, and you will learn how you can use it in Power BI and DAX. SELECTCOLUMNS is a Tabular function Read more about Create a subset of the table in Power BI and add calculations using SELECTCOLUMNS DAX Function[…]
AddColumns is a DAX function that is helpful often when writing calculations in Power BI. In this article and video, I’ll explain how you can use it to add calculated columns on the fly to the virtual tables in measures or directly in a table. AddColumns DAX Tabular Function AddColumns is a tabular function in Read more about How to use AddColumns function in DAX and Power BI[…]
This is a very short, simple article about how to have a multi-select slicer in Power BI. Power BI slicer is in fact multi-select by default, however, there is a very small option that if you set it, makes it even easier to use, let’s talk about it. If you want to learn more about Read more about Multi-Select Slicer in Power BI[…]
Power BI has some built-in, easy-to-use DAX functions to get the Day of Month and Day of the week, but nothing for Day of Year and Day of the quarter. These calculations, however, are very simple and easy to implement using other functions. This short blog and video explain a method to calculate those for Read more about Day of Year and Day of Quarter – DAX calculations for Power BI[…]
Relationships are the heart of Power BI modeling, and Power BI Desktop has a way to help and identify the relationships based on the source, or the data. However, often, this ability to automatically detect a relationship is more troublesome than helping, especially when you deal with tables that are not designed for reporting. In Read more about Power BI Design Tip: Disable the Auto-Detect Relationship[…]