query: SELECT department_id FROM staff_department_assignments GROUP BY department_id ORDER BY count(*) LIMIT 1
question: What-what id department the least number staffs?
query_toks: SELECT department_id FROM staff_department_assignments GROUP BY department_id ORDER BY count ( * ) LIMIT 1
query_toks_no_value: select department_id from staff_department_assignments group by department_id order by count ( * ) limit value
question_toks: What-what id department the least number staffs?