A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
do a power query against your csv file, in the power query dialog click transform, then you can clean up the columns you don't need, then you can save it back as a csv file or work directly on it. but if you clean your csv file to what you desire you can drop all the cleaned up csv file and to a power query by folder (where you drop all your cleaned csv file, and the power query will consolidate all the csv file automatically combining all of them. When a new cleaned csv file gets dropped into the cleaned csv file, all you have to do is press the refresh button to update your worksheet with the new data that you dropped into that folder.