To create a calculated column in Power BI, follow these steps:
Open your Power BI Desktop and go to the Data view.
Select the table to which you want to add the calculated column.
In the Modeling tab of the ribbon, click on "New Column."
In the formula bar, enter the formula for your calculated column. For example, if you want to concatenate the values of two existing columns, you can use the formula: [Column1] & [Column2].
Press Enter to create the calculated column.
Power BI will evaluate the formula for each row in the table and populate the values in the new calculated column.
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