[프로그래머스/level 1] 조건에 부합하는 중고거래 상태 조회하기

문제풀이

SELECT BOARD_ID, WRITER_ID, TITLE, PRICE,
CASE
WHEN STATUS = 'SALE' THEN '판매중'
WHEN STATUS = 'RESERVED' THEN '예약중'
ELSE '거래완료' END STATUS
FROM USED_GOODS_BOARD
WHERE to_char(CREATED_DATE,'yyyy-mm-dd') = '2022-10-05'
ORDER by BOARD_ID DESC;