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Developer-C 11.1
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WITH TBL (ITEM, COST, DAY) AS ( SELECT 'A', 6, TO_DATE('2019-08-13', 'YYYY-MM-DD') FROM DUAL UNION ALL SELECT 'B', 4, TO_DATE('2019-08-21', 'YYYY-MM-DD') FROM DUAL UNION ALL SELECT 'B', 4, TO_DATE('2019-08-18', 'YYYY-MM-DD') FROM DUAL UNION ALL SELECT 'A', 2, TO_DATE('2019-08-21', 'YYYY-MM-DD') FROM DUAL UNION ALL SELECT 'B', 5, TO_DATE('2019-08-16', 'YYYY-MM-DD') FROM DUAL UNION ALL SELECT 'C', 2, TO_DATE('2019-08-15', 'YYYY-MM-DD') FROM DUAL ) SELECT ITEM,COST, DAY FROM (SELECT t.ITEM, t.COST, t.DAY, ROW_NUMBER() OVER (PARTITION BY ITEM ORDER BY DAY DESC) AS RN FROM TBL t) WHERE RN=1
ITEM
COST
DAY
A
2
21-AUG-19
B
4
21-AUG-19
C
2
15-AUG-19