1. On the Integration tab click on Additional Columns tab.
2. Click on the Add Additional Column button.

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3. The Additional Column window will open.
4. Name – Enter a name for the column.
5. Tab off the Name field to enable the Type field.
6. Type – Select Relationship from the Type dropdown list.

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7. Entity – Select the entity that represents the source side of the relationship.
8. Relationship – Select required relationship from the list read from the previously selected entity.
9. Save the column settings.