When we import data from a data source, be it a data warehouse, a CSV/TXT file, or even an Excel Table, there are chances that there are many more columns than needed for analysis. This is particularly true when we try to create a fact table with only “keys” and “fact” in the table. Luckily, we can easily remove columns that we don’t need, or simply keep those columns we need with Power Query.
Let’s watch it in action!
You may download a sample file to follow along:
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Work smarter by Mastering Functions in Excel
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