题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT name, SUM(IFNULL(distance, 0)) travelled_distance
FROM Users u LEFT JOIN Rides r ON r.user_id = u.id
GROUP BY user_id
ORDER BY travelled_distance DESC, name
LeetCode(数据库)- 排名靠前的旅行者
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2022-05-18
题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT name, SUM(IFNULL(distance, 0)) travelled_distance
FROM Users u LEFT JOIN Rides r ON r.user_id = u.id
GROUP BY user_id
ORDER BY travelled_distance DESC, name
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