If you no longer want to use a column in a query, you can remove it. If you do, the Query Designer removes references to the column in the display list, the sort specification, the search criteria, and any grouping specifications.
Note If you want to remove a column from just the output of a Select query, you can do so without removing it from the query altogether. For details, see Removing Columns from Query Output.
To remove a column from the query