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IF([PIDISC] = "null" && [PI_DISC] = "null", @indhualthough it worked after you moved the first if condition but I'm still not sure why it didn't work when it was first condition, still curious to find out the underline issue. In the Power Query editor, Add a custom column by selecting, In the custom column pop-up window, enter the. The largest, in-person gathering of Microsoft engineers and community in the world is happening April 30-May 5. While you can manually create your own Power Query custom function using code as shown in Understanding Power Query M functions, the Power Query user interface offers you features to speed up, simplify, and enhance the process of creating and managing a custom function. @amitchandakYes it was a null string! Create a new parameter with the name File Parameter. Here in this article, you can see how to add a custom column in power query. Power Query by default will automatically add a new Changed Type step after promoting your column headers that will automatically detect the data types for each column. This is how code looks in advance editor: PS: This logic works fine in a calculated column but I wish to work this customcolumn. How to Get Your Question Answered Quickly. Use a custom column to merge values from two or more columns into a single custom column. PowerBI--Custom Column--Multiple Condition IF A Power Query custom function is a mapping from a set of input values to a single output value, and is created from native M functions and operators. How to Check IF Text is NULL in Power BI - SPGuides These methods include: In your Power Query Editor, check for the columns that have empty or null values. In the below screenshot, you can see that the symbol column has been replaced with the null values as shown below: Load the data into the Power Bi desktop, and under the Home, tab selects the transform data it automatically redirects to the Power Query editor. Find out more about the April 2023 update. In the below screenshot, we can see that the newly added custom column displays the value based on the condition applied. Select the Reference option. Hi everyone ! I hope you understood this article. With this new parameter, select the Transform Sample file query and filter the Country field using the value from the Market parameter. Inside the Add Column tab in the ribbon, select Invoke Custom Function from the General group. The next set of transformation steps that need to be applied to the Transform Sample file are: Remove the top four rowsThis action will get rid of the rows that are considered part of the header section of the file. FYI,PRTGSensors[Uptime]may contain null, one or more values. =OrderAging ( [OrderDate], For columns that have both null and empty values, uncheck null and also click Remove Empty, and then OK.