Use this to rename a column. The settings are: Which column to rename: Type the name or a regular expression to find the column you want to rename. New name: Type in the new name for the column. Use regular expression (optional): Select this if you want to use regular expression to identify the column.

Use this to rename a column. The settings are: Which column to rename: Type the name or a regular expression to find the column you want to rename. New name: Type in the new name for the column. Use regular expression (optional): Select this if you want to use regular expression to identify the column.