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@@ -12,7 +12,7 @@
"translatedContent": "<p>表:<code>Users</code></p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| id | int |\n| name | varchar |\n+---------------+---------+\nid 是该表单主键。\nname 是用户名字。</pre>\n\n<p> </p>\n\n<p>表:<code>Rides</code></p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| id | int |\n| user_id | int |\n| distance | int |\n+---------------+---------+\nid 是该表单主键。\nuser_id 是本次行程的用户的 id, 而该用户此次行程距离为 distance 。\n</pre>\n\n<p> </p>\n\n<p>写一段 SQL , 报告每个用户的旅行距离。</p>\n\n<p>返回的结果表单,以 <code>travelled_distance</code> <strong>降序排列</strong> ,如果有两个或者更多的用户旅行了相同的距离, 那么再以 <code>name</code> <strong>升序排列</strong> 。</p>\n\n<p>查询结果格式如下例所示。</p>\n\n<pre>\nUsers 表:\n+------+-----------+\n| id | name |\n+------+-----------+\n| 1 | Alice |\n| 2 | Bob |\n| 3 | Alex |\n| 4 | Donald |\n| 7 | Lee |\n| 13 | Jonathan |\n| 19 | Elvis |\n+------+-----------+\n\nRides 表:\n+------+----------+----------+\n| id | user_id | distance |\n+------+----------+----------+\n| 1 | 1 | 120 |\n| 2 | 2 | 317 |\n| 3 | 3 | 222 |\n| 4 | 7 | 100 |\n| 5 | 13 | 312 |\n| 6 | 19 | 50 |\n| 7 | 7 | 120 |\n| 8 | 19 | 400 |\n| 9 | 7 | 230 |\n+------+----------+----------+\n\nResult 表:\n+----------+--------------------+\n| name | travelled_distance |\n+----------+--------------------+\n| Elvis | 450 |\n| Lee | 450 |\n| Bob | 317 |\n| Jonathan | 312 |\n| Alex | 222 |\n| Alice | 120 |\n| Donald | 0 |\n+----------+--------------------+\nElvis 和 Lee 旅行了 450 英里Elvis 是排名靠前的旅行者,因为他的名字在字母表上的排序比 Lee 更小。\nBob, Jonathan, Alex 和 Alice 只有一次行程,我们只按此次行程的全部距离对他们排序。\nDonald 没有任何行程, 他的旅行距离为 0。\n</pre>\n",
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