Discard all database changes
You can discard all changes you have made in a database if you have not saved them yet.
Warning
Discarded changes are lost and cannot be restored.
Procedure. Procedure
In the Explorer tree, right-click the database name. The pop-up menu opens.
Click
Discard changes. The Discard all changes dialog opens.Click Yes.
All changes you have made since the last save operation are discarded.