When Developers working with SQL Server “Denali”, MS SQL Server 2008 R2 and MS SQL Server 2005 want to see database diagram properties, they should follow the next steps:
1. Open Database Diagram Designer.
2. Make sure that no objects are selected in Database Diagram Designer by clicking anywhere within the designer except on an object.
3. From the View menu, click Properties Window.
The properties for the diagram are now visible in the Properties window.