How to: Delete a Database Diagram
When you no longer need a database diagram, you can delete it.
Note
The dialog boxes and menu commands you see might differ from those described in Help depending on your active settings or edition. To change your settings, choose Import and Export Settings on the Tools menu. For more information, see Visual Studio Settings.
To delete a database diagram
In Server Explorer, expand the Database Diagrams folder.
Right-click the database diagram that you want to delete.
Choose Delete on the shortcut menu.
A message prompts you to confirm the deletion. Choose Yes.
The database diagram is deleted from the database. When you delete a database diagram, the tables in the diagram are not deleted.