How to: Delete a Database Diagram
When you no longer need a database diagram, you can delete it.
Note
Your computer might show different names or locations for some of the Visual Studio user interface elements in the following instructions. The Visual Studio edition that you have and the settings that you use determine these elements. For more information, see Customizing Development Settings in Visual Studio.
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.