3-1-2. Seq Scan

-- [SQL-3-1-2-a] EXPLAIN (ANALYZE,COSTS OFF) SELECT t1.mbr_id ,count(*) cnt FROM startdbpg.tr_ord_big t1 WHERE t1.ord_dtm >= '2022-01-03'::date AND t1.ord_dtm < '2022-01-04'::date GROUP BY t1.mbr_id;