[프로그래머스/Oracle] Lv2. 상품 별 오프라인 매출 구하기

| 문제

https://school.programmers.co.kr/learn/courses/30/lessons/131533

프로그래머스

 

| 풀이

SELECT P.PRODUCT_CODE AS PRODUCT_CODE, SUM(P.PRICE * O.SALES_AMOUNT) AS SALES
FROM PRODUCT P JOIN OFFLINE_SALE O
ON P.PRODUCT_ID = O.PRODUCT_ID
GROUP BY P.PRODUCT_CODE
ORDER BY SALES DESC, PRODUCT_CODE;