Remove Tables from Database Diagrams (Visual Database Tools)
Applies to:
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Analytics Platform System (PDW)
You can remove a table from your database diagram. Removing a table does not alter your database. The table and its relationships to other tables continue to exist in the database.
To remove a table from a database diagram
In your database diagram, select the table you want to remove.
Right-click the table and choose Remove Table from Diagram from the shortcut menu.
-or-
Press the ESC key.
If the table has unsaved changes as a result of edits you made in the database diagram, a message prompts you to save the table before removing it.
The table is removed from your diagram but it continues to exist in the database.
See Also
Work with Database Diagrams (Visual Database Tools)
[How to: Delete Tables from a Database(https://msdn.microsoft.com/ca6aa3e9-9885-44c3-bafc-aec441fd97ec)