[프로그래머스] SQL 고득점 Kit : 조건에 부합하는 중고거래 댓글 조회하기

https://school.programmers.co.kr/learn/courses/30/lessons/164673

프로그래머스

 

-- 코드를 입력하세요
SELECT board.TITLE, board.BOARD_ID, reply.REPLY_ID, reply.WRITER_ID, reply.CONTENTS, 
date_format(reply.CREATED_DATE, "%Y-%m-%d") as CREATED_DATE
from USED_GOODS_REPLY as reply 
join USED_GOODS_BOARD as board
on reply.BOARD_ID = board.BOARD_ID
where date_format(board.CREATED_DATE, "%y-%m") = "22-10"
order by reply.CREATED_DATE asc, board.TITLE asc

 

이게 어떻게 level 1이야 말도안돼