How can I get distinct records in this case?
((((((paaf.assignment_status_type IN ('INACTIVE'))
AND (ppos.actual_termination_date IS NOT NULL) or ((paaf.assignment_status_type IN ('ACTIVE')))
AND (paaf.primary_assignment_flag='Y'))
AND (paaf.assignment_type IN ('E')))
AND (paaf.system_person_type='EMP'))))