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DELETE
Removes the selected object from the database, and deletes any relationships and notes placed on the object.
Deleting objects can create inconsistencies in your design. However, you can retrieve the data and reconcile the inconsistencies by immediately clicking the Undo command. You can refer to the To Do List for a list of any inconsistencies created by deleting an object.
You can select and delete an object in any task if you have the appropriate permissions.
You can also press the DELETE key to delete objects.