select cm.src_id, cm.ce_course_id, cm.vendor_course_id, case when cm.course_proper = 'Y' then 'Course' else 'Series' end as type , case when cm.course_proper = 'N' then cm2.ce_course_id else null end as series_member_id from lmsapi_courseid_map cm, lmsapi_courseid_map cm2 where cm.vendor_course_id = cm2.vendor_course_id and cm2.course_proper = 'Y' and cm.src_id = cm2.src_id order by 1, 2