[level 3] Title: 대여 횟수가 많은 자동차들의 월별 대여 횟수 구하기, Time: 0.00 ms, Memory: 0.0 MB -BaekjoonHub

Author: CheChe903

프로그래머스/3/151139. 대여 횟수가 많은 자동차들의 월별 대여 횟수 구하기/README.md

@@ -16,7 +16,7 @@ Empty
 
 ### 제출 일자
 
-2025년 11월 05일 10:23:18
+2025년 11월 10일 11:31:21
 
 ### 문제 설명
 

프로그래머스/3/151139. 대여 횟수가 많은 자동차들의 월별 대여 횟수 구하기/대여 횟수가 많은 자동차들의 월별 대여 횟수 구하기.sql

@@ -1,15 +1,16 @@
+-- 코드를 입력하세요
 SELECT
-    MONTH(START_DATE) AS MONTH,
-    CAR_ID,
-    COUNT(*) AS RECORDS
-FROM CAR_RENTAL_COMPANY_RENTAL_HISTORY
-WHERE START_DATE BETWEEN '2022-08-01' AND '2022-10-31'
-  AND CAR_ID IN (
-        SELECT CAR_ID
-        FROM CAR_RENTAL_COMPANY_RENTAL_HISTORY
-        WHERE START_DATE BETWEEN '2022-08-01' AND '2022-10-31'
-        GROUP BY CAR_ID
-        HAVING COUNT(*) >= 5
-    )
-GROUP BY MONTH(START_DATE), CAR_ID
-ORDER BY MONTH ASC, CAR_ID DESC;
+month(start_date) as month,
+car_id,
+count(history_id) as records
+from CAR_RENTAL_COMPANY_RENTAL_HISTORY
+where start_date between '2022-08-01' and '2022-10-31'
+and car_id in (
+    select car_id 
+    from CAR_RENTAL_COMPANY_RENTAL_HISTORY
+    where start_date between '2022-08-01' and '2022-10-31'
+    group by car_id
+    having count(history_id) >=5
+)
+group by month,  car_id
+order by month, car_id desc;