조건에 부합하는 중고거래 상태 조회하기

• 문제
  
  
• 정답

SELECT BOARD_ID, WRITER_ID, TITLE, PRICE,
        CASE WHEN STATUS = 'SALE' THEN '판매중'
            WHEN STATUS = 'RESERVED' THEN '예약중'
            WHEN STATUS = 'DONE' THEN '거래완료'
        END AS "STATUS"
FROM USED_GOODS_BOARD
WHERE CREATED_DATE = '2022-10-05'
ORDER BY 1 DESC;

• 결과