How to Assign Date Values based on a Current Month Key
I have data from a data base that assigns a column for the Current Month number when the data gets pulled, and then creates separate columns for previous months counting back. So for a 24 month data pull from September, there will be a column "Current Month" that has the value "9" for all rows, then it will have 24 columns with subscript header "_01", "_02", ..."_24", which denotes "Aug 2021", "Ju...