Match columns on table update using string
Hello,I'm trying to update one data table with columns from another table, using matching columns criteria defined by a string.In the example below, dt1 is my main table, and dt2 is a sort of config file containing the column to add (i.e. "ROUTE"), while all other columns are used in matching to dt1. Since dt2 is user-defined, I can't know these other column names ahead of time, hence the need to ...
