To open the Warehouse Group notebook:
From the Data Warehouse Center tree, expand the Administration folder; then expand the Warehouse Users and Groups folder.
If you are defining a new warehouse group, right-click the Warehouse Groups folder and select Define.
If you are editing an existing warehouse group, click the Warehouse Groups folder. Any existing warehouse groups are displayed in the pane on the right side of the window (the contents pane). Right-click the warehouse group that you want and click Properties from the pop-up menu. The properties notebook for that warehouse group opens.