yes
select staff_gender, staff_name from staff where staff_id = 1
Give the id and name of the staff who has been assigned for the shortest period?
select t1.staff_id, t1.staff_name from staff as t1 join staff_department_assignments as t2 on t1.staff_id = t2.staff_id order by date_assigned_to - date_assigned_from limit 1
yes
select job_title_code from staff_department_assignments