Making Sure All Columns Appear When You Combine Data From Multiple Files In Power BI/Power Query M

By admin in Data & Analysis

Here’s a really common problem that occurs when combining data from multiple files, or indeed any type of data source, in Power BI/Power Query/Excel Get&Transform. Imagine you have a folder with two Excel files in, and each Excel file contains a table called SalesTable:

Bron : Chris Webb’s BI Blog
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