The Dimension Map tab
You can use the Dimension Map tab
to view, create, and modify hierarchies and levels for the dimension
you selected in the Project Viewer. You can
also view and modify scope relationships.
The Measures and Attributes tabs display after you click the Dimension Map tab. Use the Measures tab to view or modify all the measures and scope relationships that are available in the model. Use the Attributes tab to view or modify the role of the selected query item.
You can also embed calculations in the query item.
Tip: The best way to view SAP BW metadata is in the star layout. From the Diagram menu, click Auto Layout Diagram, Star.