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SQL문제풀기
[SQL문제풀기] 잡은 물고기의 평균 길이 구하기
silver
Jul 07, 2025
Contents
문제
MYSQL
문제
school.programmers.co.kr
https://school.programmers.co.kr/learn/courses/30/lessons/293259
MYSQL
내가 작성한 정답
SELECT
ROUND(
AVG
(IFNULL(LENGTH,
10
)),
2
) AVERAGE_LENGTH
FROM
FISH_INFO;
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