The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT paaf.assignment_id,
paaf.assignment_number
FROM per_all_assignments_f paaf,
per_assignment_status_types past
WHERE paaf.person_id = p_person_id
and p_actual_termination_date between paaf.effective_start_date and paaf.effective_end_date
AND paaf.assignment_status_type_id = past.assignment_status_type_id
AND past.per_system_status in ('ACTIVE_ASSIGN','SUSP_ASSIGN');