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Rename Column Power Query. Transforms column names by using the given nameGenerator function. To open a query locate one previously loaded from the Power Query Editor select a cell in the data and then select Query Edit.
The standard function to rename columns in the query editor of Power BI or Power Query is TableRenameColumns. Grouping and summarizing GROUP BY clause. Expanding record columns source foreign key columns.
It takes a nested list of old and new column names as its second argument.
But I often come across scenarios where I would like the new column names to be created dynamically. The standard function to rename columns in the query editor of Power BI or Power Query is TableRenameColumns. Renaming columns SELECT column aliases. Replace the column name NewCol with NewColumn in the table and ignore if the column doesnt exist.