SELECT Destroyed_by_Employee_ID ,  count(*) FROM Documents_to_be_destroyed GROUP BY Destroyed_by_Employee_ID
What are the id of each employee and the number of document destroyed by that employee?
SELECT Destroyed_by_Employee_ID , count ( * ) FROM Documents_to_be_destroyed GROUP BY Destroyed_by_Employee_ID
select destroyed_by_employee_id , count ( * ) from documents_to_be_destroyed group by destroyed_by_employee_id
What are the id of each employee and the number of document destroyed by that employee ?