If you want to show or hide some entities on Database Window, use Database Filter function. Click the filter icon on Database Window’s title bar, and Database Filter dialog box appears. (Refer Figure 1). After you checked entities and click OK or Apply, checked entities are showed on Database Window, and unchecked are hided. (Refer Figure 2.)
Figure 1 Database Filter icon and dialog box
Figure 2 Database Filter function applied to Database Window