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[level 3] Title: 조건에 맞는 사용자와 총 거래금액 조회하기, Time: 0.00 ms, Memory: 0.0 MB -BaekjoonHub
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# [level 3] 조건에 맞는 사용자와 총 거래금액 조회하기 - 164668
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[문제 링크](https://school.programmers.co.kr/learn/courses/30/lessons/164668)
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### 성능 요약
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메모리: 0.0 MB, 시간: 0.00 ms
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### 구분
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코딩테스트 연습 > GROUP BY
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### 채점결과
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Empty
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### 제출 일자
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2025년 04월 24일 23:49:51
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### 문제 설명
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<p>다음은 중고 거래 게시판 정보를 담은 <code>USED_GOODS_BOARD</code> 테이블과 중고 거래 게시판 사용자 정보를 담은 <code>USED_GOODS_USER</code> 테이블입니다. <code>USED_GOODS_BOARD</code> 테이블은 다음과 같으며 <code>BOARD_ID</code>, <code>WRITER_ID</code>, <code>TITLE</code>, <code>CONTENTS</code>, <code>PRICE</code>, <code>CREATED_DATE</code>, <code>STATUS</code>, <code>VIEWS</code>는 게시글 ID, 작성자 ID, 게시글 제목, 게시글 내용, 가격, 작성일, 거래상태, 조회수를 의미합니다.</p>
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<table class="table">
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<thead><tr>
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<th>Column name</th>
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<th>Type</th>
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<th>Nullable</th>
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</tr>
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</thead>
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<tbody><tr>
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<td>BOARD_ID</td>
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<td>VARCHAR(5)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>WRITER_ID</td>
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<td>VARCHAR(50)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>TITLE</td>
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<td>VARCHAR(100)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>CONTENTS</td>
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<td>VARCHAR(1000)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>PRICE</td>
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<td>NUMBER</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>CREATED_DATE</td>
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<td>DATE</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>STATUS</td>
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<td>VARCHAR(10)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>VIEWS</td>
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<td>NUMBER</td>
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<td>FALSE</td>
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</tr>
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</tbody>
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</table>
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<p><code>USED_GOODS_USER</code> 테이블은 다음과 같으며 <code>USER_ID</code>, <code>NICKNAME</code>, <code>CITY</code>, <code>STREET_ADDRESS1</code>, <code>STREET_ADDRESS2</code>, <code>TLNO</code>는 각각 회원 ID, 닉네임, 시, 도로명 주소, 상세 주소, 전화번호를 를 의미합니다.</p>
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<table class="table">
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<thead><tr>
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<th>Column name</th>
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<th>Type</th>
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<th>Nullable</th>
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</tr>
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</thead>
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<tbody><tr>
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<td>USER_ID</td>
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<td>VARCHAR(50)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>NICKNAME</td>
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<td>VARCHAR(100)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>CITY</td>
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<td>VARCHAR(100)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>STREET_ADDRESS1</td>
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<td>VARCHAR(100)</td>
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<td>FALSE</td>
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</tr>
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<tr>
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<td>STREET_ADDRESS2</td>
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<td>VARCHAR(100)</td>
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<td>TRUE</td>
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</tr>
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<tr>
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<td>TLNO</td>
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<td>VARCHAR(20)</td>
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<td>FALSE</td>
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</tr>
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</tbody>
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</table>
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<hr>
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<h5>문제</h5>
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<p><code>USED_GOODS_BOARD</code>와 <code>USED_GOODS_USER</code> 테이블에서 완료된 중고 거래의 총금액이 70만 원 이상인 사람의 회원 ID, 닉네임, 총거래금액을 조회하는 SQL문을 작성해주세요. 결과는 총거래금액을 기준으로 오름차순 정렬해주세요.</p>
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<hr>
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<h5>예시</h5>
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<p><code>USED_GOODS_BOARD</code> 테이블이 다음과 같고</p>
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<table class="table">
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<thead><tr>
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<th>BOARD_ID</th>
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<th>WRITER_ID</th>
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<th>TITLE</th>
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<th>CONTENTS</th>
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<th>PRICE</th>
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<th>CREATED_DATE</th>
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<th>STATUS</th>
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<th>VIEWS</th>
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</tr>
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</thead>
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<tbody><tr>
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<td>B0001</td>
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<td>zkzkdh1</td>
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<td>캠핑의자</td>
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<td>가벼워요 깨끗한 상태입니다. 2개</td>
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<td>25000</td>
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<td>2022年11月29日</td>
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<td>SALE</td>
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<td>34</td>
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</tr>
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<tr>
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<td>B0002</td>
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<td>miyeon89</td>
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<td>벽걸이 에어컨</td>
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<td>엘지 휘센 7평</td>
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<td>100000</td>
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<td>2022年11月29日</td>
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<td>SALE</td>
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<td>55</td>
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</tr>
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<tr>
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<td>B0003</td>
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<td>dhfkzmf09</td>
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<td>에어팟 맥스</td>
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<td>에어팟 맥스 스카이 블루 색상 판매합니다.</td>
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<td>450000</td>
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<td>2022年11月26日</td>
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<td>DONE</td>
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<td>67</td>
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</tr>
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<tr>
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<td>B0004</td>
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<td>sangjune1</td>
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<td>파파야나인 포르쉐 푸쉬카</td>
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<td>예민하신분은 피해주세요</td>
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<td>30000</td>
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<td>2022年11月30日</td>
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<td>DONE</td>
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<td>78</td>
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</tr>
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<tr>
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<td>B0005</td>
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<td>zkzkdh1</td>
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<td>애플워치7</td>
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<td>애플워치7 실버 스텐 45미리 판매합니다.</td>
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<td>700000</td>
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<td>2022年11月30日</td>
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<td>DONE</td>
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<td>99</td>
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</tr>
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</tbody>
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</table>
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<p><code>USED_GOODS_USER</code> 테이블이 다음과 같을 때</p>
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<table class="table">
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<thead><tr>
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<th>USER_ID</th>
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<th>NICKNAME</th>
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<th>CITY</th>
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<th>STREET_ADDRESS1</th>
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<th>STREET_ADDRESS2</th>
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<th>TLNO</th>
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</tr>
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</thead>
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<tbody><tr>
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<td>cjfwls91</td>
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<td>점심만금식</td>
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<td>성남시</td>
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<td>분당구 내정로 185</td>
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<td>501호</td>
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<td>01036344964</td>
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</tr>
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<tr>
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<td>zkzkdh1</td>
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<td>후후후</td>
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<td>성남시</td>
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<td>분당구 내정로 35</td>
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<td>가동 1202호</td>
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<td>01032777543</td>
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</tr>
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<tr>
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<td>spdlqj12</td>
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<td>크크큭</td>
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<td>성남시</td>
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<td>분당구 수내로 206</td>
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<td>2019동 801호</td>
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<td>01087234922</td>
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</tr>
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<tr>
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<td>xlqpfh2</td>
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<td>잉여킹</td>
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<td>성남시</td>
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<td>분당구 수내로 1</td>
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<td>001-004</td>
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<td>01064534911</td>
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</tr>
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<tr>
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<td>dhfkzmf09</td>
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<td>찐찐</td>
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<td>성남시</td>
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<td>분당구 수내로 13</td>
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<td>A동 1107호</td>
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<td>01053422914</td>
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</tr>
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</tbody>
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</table>
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<p>SQL을 실행하면 다음과 같이 출력되어야 합니다.</p>
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<table class="table">
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<thead><tr>
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<th>USER_ID</th>
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<th>NICKNAME</th>
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<th>TOTAL_SALES</th>
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</tr>
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</thead>
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<tbody><tr>
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<td>zkzkdh1</td>
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<td>후후후</td>
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<td>700000</td>
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</tr>
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</tbody>
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</table>
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> 출처: 프로그래머스 코딩 테스트 연습, https://school.programmers.co.kr/learn/challenges
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SELECT USER_ID, NICKNAME, SUM(PRICE) as TOTAL_SALES
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FROM USED_GOODS_BOARD a JOIN USED_GOODS_USER b
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ON a.WRITER_ID = b.USER_ID
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WHERE STATUS = 'DONE'
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GROUP BY USER_ID
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HAVING TOTAL_SALES >= 700000
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ORDER BY TOTAL_SALES ASC

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