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Date: Wed, 5 Mar 2025 23:51:49 +0900
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 .../5월 식품들의 총매출 조회하기.sql          |   7 +
 .../131117. 5월 식품들의 총매출 조회하기/README.md | 286 ++++++++++++++++++
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 create mode 100644 프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/5월 식품들의 총매출 조회하기.sql
 create mode 100644 프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/README.md

diff --git a/프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/5월 식품들의 총매출 조회하기.sql b/프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/5월 식품들의 총매출 조회하기.sql
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+-- 코드를 입력하세요
+SELECT O.PRODUCT_ID, P.PRODUCT_NAME, SUM(O.AMOUNT)*P.PRICE AS TOTAL_SALES
+FROM FOOD_ORDER AS O
+JOIN FOOD_PRODUCT AS P ON O.PRODUCT_ID = P.PRODUCT_ID
+WHERE YEAR(O.PRODUCE_DATE) = 2022 AND MONTH(O.PRODUCE_DATE) = 5
+GROUP BY O.PRODUCT_ID, P.PRODUCT_NAME, P.PRICE
+ORDER BY TOTAL_SALES DESC, O.PRODUCT_ID ASC
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diff --git a/프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/README.md b/프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/README.md
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+++ b/프로그래머스/4/131117. 5월 식품들의 총매출 조회하기/README.md
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+# [level 4] 5월 식품들의 총매출 조회하기 - 131117 
+
+[문제 링크](https://school.programmers.co.kr/learn/courses/30/lessons/131117) 
+
+### 성능 요약
+
+메모리: 0.0 MB, 시간: 0.00 ms
+
+### 구분
+
+코딩테스트 연습 > JOIN
+
+### 채점결과
+
+Empty
+
+### 제출 일자
+
+2025년 03월 05일 23:51:48
+
+### 문제 설명
+
+<p>다음은 식품의 정보를 담은 <code>FOOD_PRODUCT</code> 테이블과 식품의 주문 정보를 담은 <code>FOOD_ORDER</code> 테이블입니다. <code>FOOD_PRODUCT</code> 테이블은 다음과 같으며 <code>PRODUCT_ID</code>, <code>PRODUCT_NAME</code>, <code>PRODUCT_CD</code>, <code>CATEGORY</code>, <code>PRICE</code>는 식품 ID, 식품 이름, 식품코드, 식품분류, 식품 가격을 의미합니다.</p>
+<table class="table">
+        <thead><tr>
+<th>Column name</th>
+<th>Type</th>
+<th>Nullable</th>
+</tr>
+</thead>
+        <tbody><tr>
+<td>PRODUCT_ID</td>
+<td>VARCHAR(10)</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>PRODUCT_NAME</td>
+<td>VARCHAR(50)</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>PRODUCT_CD</td>
+<td>VARCHAR(10)</td>
+<td>TRUE</td>
+</tr>
+<tr>
+<td>CATEGORY</td>
+<td>VARCHAR(10)</td>
+<td>TRUE</td>
+</tr>
+<tr>
+<td>PRICE</td>
+<td>NUMBER</td>
+<td>TRUE</td>
+</tr>
+</tbody>
+      </table>
+<p><code>FOOD_ORDER</code> 테이블은 다음과 같으며 <code>ORDER_ID</code>, <code>PRODUCT_ID</code>, <code>AMOUNT</code>,  <code>PRODUCE_DATE</code>, <code>IN_DATE</code>, <code>OUT_DATE</code>, <code>FACTORY_ID</code>, <code>WAREHOUSE_ID</code>는 각각 주문 ID, 제품 ID, 주문량, 생산일자, 입고일자, 출고일자, 공장 ID, 창고 ID를 의미합니다.</p>
+<table class="table">
+        <thead><tr>
+<th>Column name</th>
+<th>Type</th>
+<th>Nullable</th>
+</tr>
+</thead>
+        <tbody><tr>
+<td>ORDER_ID</td>
+<td>VARCHAR(10)</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>PRODUCT_ID</td>
+<td>VARCHAR(5)</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>AMOUNT</td>
+<td>NUMBER</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>PRODUCE_DATE</td>
+<td>DATE</td>
+<td>TRUE</td>
+</tr>
+<tr>
+<td>IN_DATE</td>
+<td>DATE</td>
+<td>TRUE</td>
+</tr>
+<tr>
+<td>OUT_DATE</td>
+<td>DATE</td>
+<td>TRUE</td>
+</tr>
+<tr>
+<td>FACTORY_ID</td>
+<td>VARCHAR(10)</td>
+<td>FALSE</td>
+</tr>
+<tr>
+<td>WAREHOUSE_ID</td>
+<td>VARCHAR(10)</td>
+<td>FALSE</td>
+</tr>
+</tbody>
+      </table>
+<hr>
+
+<h5>문제</h5>
+
+<p><code>FOOD_PRODUCT</code>와 <code>FOOD_ORDER</code> 테이블에서 생산일자가 2022년 5월인 식품들의 식품 ID, 식품 이름, 총매출을 조회하는 SQL문을 작성해주세요. 이때 결과는 총매출을 기준으로 내림차순 정렬해주시고 총매출이 같다면 식품 ID를 기준으로 오름차순 정렬해주세요.</p>
+
+<hr>
+
+<h5>예시</h5>
+
+<p><code>FOOD_PRODUCT</code> 테이블이 다음과 같고</p>
+<table class="table">
+        <thead><tr>
+<th>PRODUCT_ID</th>
+<th>PRODUCT_NAME</th>
+<th>PRODUCT_CD</th>
+<th>CATEGORY</th>
+<th>PRICE</th>
+</tr>
+</thead>
+        <tbody><tr>
+<td>P0011</td>
+<td>맛있는콩기름</td>
+<td>CD_OL00001</td>
+<td>식용유</td>
+<td>4880</td>
+</tr>
+<tr>
+<td>P0012</td>
+<td>맛있는올리브유</td>
+<td>CD_OL00002</td>
+<td>식용유</td>
+<td>7200</td>
+</tr>
+<tr>
+<td>P0013</td>
+<td>맛있는포도씨유</td>
+<td>CD_OL00003</td>
+<td>식용유</td>
+<td>5950</td>
+</tr>
+<tr>
+<td>P0014</td>
+<td>맛있는마조유</td>
+<td>CD_OL00004</td>
+<td>식용유</td>
+<td>8950</td>
+</tr>
+<tr>
+<td>P0015</td>
+<td>맛있는화조유</td>
+<td>CD_OL00005</td>
+<td>식용유</td>
+<td>8800</td>
+</tr>
+<tr>
+<td>P0016</td>
+<td>맛있는참기름</td>
+<td>CD_OL00006</td>
+<td>식용유</td>
+<td>7100</td>
+</tr>
+<tr>
+<td>P0017</td>
+<td>맛있는들기름</td>
+<td>CD_OL00007</td>
+<td>식용유</td>
+<td>7900</td>
+</tr>
+<tr>
+<td>P0018</td>
+<td>맛있는고추기름</td>
+<td>CD_OL00008</td>
+<td>식용유</td>
+<td>6100</td>
+</tr>
+<tr>
+<td>P0019</td>
+<td>맛있는카놀라유</td>
+<td>CD_OL00009</td>
+<td>식용유</td>
+<td>5100</td>
+</tr>
+<tr>
+<td>P0020</td>
+<td>맛있는산초유</td>
+<td>CD_OL00010</td>
+<td>식용유</td>
+<td>6500</td>
+</tr>
+</tbody>
+      </table>
+<p><code>FOOD_ORDER</code> 테이블이 다음과 같을 때</p>
+<table class="table">
+        <thead><tr>
+<th>ORDER_ID</th>
+<th>PRODUCT_ID</th>
+<th>AMOUNT</th>
+<th>PRODUCE_DATE</th>
+<th>IN_DATE</th>
+<th>OUT_DATE</th>
+<th>FACTORY_ID</th>
+<th>WAREHOUSE_ID</th>
+</tr>
+</thead>
+        <tbody><tr>
+<td>OD00000056</td>
+<td>P0012</td>
+<td>1000</td>
+<td>2022-04-04</td>
+<td>2022-04-21</td>
+<td>2022-04-25</td>
+<td>FT19980002</td>
+<td>WH0032</td>
+</tr>
+<tr>
+<td>OD00000057</td>
+<td>P0014</td>
+<td>2500</td>
+<td>2022-04-14</td>
+<td>2022-04-27</td>
+<td>2022-05-01</td>
+<td>FT19980002</td>
+<td>WH0033</td>
+</tr>
+<tr>
+<td>OD00000058</td>
+<td>P0017</td>
+<td>1200</td>
+<td>2022-05-19</td>
+<td>2022-05-28</td>
+<td>2022-05-28</td>
+<td>FT20070002</td>
+<td>WH0033</td>
+</tr>
+<tr>
+<td>OD00000059</td>
+<td>P0017</td>
+<td>1000</td>
+<td>2022-05-24</td>
+<td>2022-05-30</td>
+<td>2022-05-30</td>
+<td>FT20070002</td>
+<td>WH0038</td>
+</tr>
+<tr>
+<td>OD00000060</td>
+<td>P0019</td>
+<td>2000</td>
+<td>2022-05-29</td>
+<td>2022-06-08</td>
+<td>2022-06-08</td>
+<td>FT20070002</td>
+<td>WH0035</td>
+</tr>
+</tbody>
+      </table>
+<p>SQL을 실행하면 다음과 같이 출력되어야 합니다.</p>
+<table class="table">
+        <thead><tr>
+<th>PRODUCT_ID</th>
+<th>PRODUCT_NAME</th>
+<th>TOTAL_SALES</th>
+</tr>
+</thead>
+        <tbody><tr>
+<td>P0017</td>
+<td>맛있는들기름</td>
+<td>17380000</td>
+</tr>
+<tr>
+<td>P0019</td>
+<td>맛있는카놀라유</td>
+<td>10200000</td>
+</tr>
+</tbody>
+      </table>
+
+> 출처: 프로그래머스 코딩 테스트 연습, https://school.programmers.co.kr/learn/challenges
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