Make a copy of a generated calculated column and modify to create a new one.
1. On the Data Sources Settings, click Calculated Columns to display the available user-defined columns.
2. Click the Duplicate button of a Calculated Column.
A copy of the duplicated calculated column is displayed on the Calculated Column pane.
3. You can opt to modify the properties of the duplicate column.
4. Click . The duplicate calculated column is added and displayed in the Data Preview.