The problem is that the data in their text file looks like this (below). This means modifying the layout, removing errors, and generally making the data more usable for analysis.Ĭommon data transformations performed in Power Query include:Įxample: In this example, a user wants to calculate the monthly performance of each store. The core purpose of Power Query is to transform data. Common use cases are to modify the layout of data, connected to central data sources, merge related tables, or combine multiple files.Power Query remembers the user’s data transformation steps, effectively automating lengthy and manual processes.Power Query is an invaluable tool for any analyst working in Excel, saving users hours of time, reducing manual errors, and allowing users to source data from a central source of truth. ![]() ![]() Power Query is a data transformation tool available in both Microsoft Excel and Power BI.
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