Calculated Column Value Result Repeating. Note that the relationship is illustrated in a solid white line. Comparing Rows in Power Query Part 1 - P3 Adaptive Step 5: Difference Between dates in Power Query Editor using M Functions in Power BI Desktop. DAX question on calculating difference between two column values Both RELATED and LOOKUPVALUE are DAX functions that are used in a calculated column when you need to reference a column from another table to return a value that is related and has an exact match to the current row. Topic Options. As you may notice, our formulas work well — as intended, we see that Sales Amt PM for December 17th, matches Sales Amt for November 17th. Create a measure that calculates the current value and the last value to find the delta. Name this "ValueFlag". A measure is stored in the model as source code, but it is computed only when it is used in the report. This will open up the "Power Query" editor window. Share. Also, our Line chart nicely visualizes trends for easier comparison, while Card visuals in the upper left corner show Sales Amount for the selected period and difference between two periods which we are comparing. Select Index 0 column and Index.1 column and Left outer join as shown in the image below. Difference between Years =. Step 3 - Merge table to self with Index columns. Select More actions (…) and choose Show data. Add the above code to the button.onselect before you write the new values to the sharepoint list. RELATED and LOOKUPVALUE are working similarly to LOOKUP function in Excel. Subscribe to RSS Feed; Mark Topic as New; Mark Topic as Read; . …. Negative differences are shown as downward steps to indicate Loss. Step-2: Parameters window will appear, now choose the columns to whom you want to change dynamically. I'm trying to achieve the column "Sales = Chair" in power bi. How to filter and populate same value in a column in power BI?