Promote headers in nested tables before expanding columns | Power Query | Excel Off The Grid

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https://exceloffthegrid.com/promote-headers-before-expanding/

★ Check out the dynamic column expand post ★
https://exceloffthegrid.com/expand-columns-dynamically-power-query/

★ About this video ★
In Power Query, promoting headers of nested tables before expanding columns leads to fewer and easier transformations. However, these options are not available in the user interface. Therefore, we need to make a few changes to the M code ourselves.

This video shows two ways to promote headers before expanding the columns.

0:00 Introduction
0:25 Example & problem
2:30 Promote nested Table headers - Excel files
3:34 Promote nested Table headers - Other file types
6:50 Dynamic column expand method
7:19 Wrap-up

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Видео Promote headers in nested tables before expanding columns | Power Query | Excel Off The Grid канала Excel Off The Grid