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Power BI Functions — Table.ColumnNames, List.Select and List.Count

Photo by CHUTTERSNAP on Unsplash

Finding relevant tables to work with within a bunch of CSVs can be very difficult. Finding these files with little to no documentation can be time consuming, and typically involves browsing through the column names of each CSV.

I was recently working on a project that contained many CSVs. I only wanted to use the CSVs that contained a certain column…

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Peter Hui

Peter Hui

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I write about Power BI, Power Automate and other cool Microsoft power tools. Microsoft certified data analyst. Constant learner and an aspiring writer. 👍