To open the Warehouse Source View notebook:
From the Data Warehouse Center window, expand the Sources folder until you find the Views folder for the warehouse source that you want to work with.
If you are creating a new warehouse source view, right-click the Views folder, and click Define. The Define Warehouse Source View notebook opens.
If you are editing an existing warehouse source view, click the Views folder. Any existing warehouse source views are displayed in the pane on the right side of the window (the contents pane). Right-click the view that you want in the contents pane, and click Properties from the pop-up menu. The properties notebook for that view opens.