PRODUCT 테이블과 OFFLINE_SALE 테이블에서 상품코드 별 매출액(판매가 * 판매량) 합계를 출력하는 SQL문을 작성해주세요. 결과는 매출액을 기준으로 내림차순 정렬해주시고 매출액이 같다면 상품코드를 기준으로 오름차순 정렬해주세요.
내가 쓴 코드
SELECT SALES_REVENUE
FROM PRODUCT A
JOIN OFFLINE_SALE B
ON A.PRODUCT_ID = B.PRODUCT_ID
GROUP BY PRODUCT_CODE
HAVING SUM(PRICE*SALES_AMOUNT) AS SALES_REVENUE
ORDER BY SALES_REVENUE DESC, PRODUCT_CODE ASC
SELECT SUM(A.PRICE * B.SALES_AMOUNT) AS SALES
FROM PRODUCT A
JOIN OFFLINE_SALE B
ON A.PRODUCT_ID = B.PRODUCT_ID
GROUP BY A.PRODUCT_CODE
ORDER BY SALES DESC, PRODUCT_CODE ASC
해결된 코드 (MYSQL)
SELECT A.PRODUCT_CODE, SUM(A.PRICE * B.SALES_AMOUNT) AS SALES
FROM PRODUCT A
JOIN OFFLINE_SALE B
ON A.PRODUCT_ID = B.PRODUCT_ID
GROUP BY A.PRODUCT_CODE
ORDER BY SALES DESC, PRODUCT_CODE ASC