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存量题库数据更新

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小墨
2023-12-09 18:42:21 +08:00
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leetcode-cn/problem (English)/行程和用户(English) [trips-and-users].html
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@@ -11,9 +11,9 @@
| status | enum |
| request_at | date |
+-------------+----------+
id is the primary key for this table.
id is the primary key (column with unique values) for this table.
The table holds all taxi trips. Each trip has a unique id, while client_id and driver_id are foreign keys to the users_id at the Users table.
Status is an ENUM type of ('completed', 'cancelled_by_driver', 'cancelled_by_client').
Status is an ENUM (category) type of ('completed', 'cancelled_by_driver', 'cancelled_by_client').
</pre>
<p>&nbsp;</p>
@@ -28,23 +28,23 @@ Status is an ENUM type of (&#39;completed&#39;, &#39;cancelled_by_driver&#39;, &
| banned | enum |
| role | enum |
+-------------+----------+
users_id is the primary key for this table.
users_id is the primary key (column with unique values) for this table.
The table holds all users. Each user has a unique users_id, and role is an ENUM type of (&#39;client&#39;, &#39;driver&#39;, &#39;partner&#39;).
banned is an ENUM type of (&#39;Yes&#39;, &#39;No&#39;).
banned is an ENUM (category) type of (&#39;Yes&#39;, &#39;No&#39;).
</pre>
<p>&nbsp;</p>
<p>The <strong>cancellation rate</strong> is computed by dividing the number of canceled (by client or driver) requests with unbanned users by the total number of requests with unbanned users on that day.</p>
<p>Write a SQL query to find the <strong>cancellation rate</strong> of requests with unbanned users (<strong>both client and driver must not be banned</strong>) each day between <code>&quot;2013-10-01&quot;</code> and <code>&quot;2013-10-03&quot;</code>. Round <code>Cancellation Rate</code> to <strong>two decimal</strong> points.</p>
<p>Write a solution to find the <strong>cancellation rate</strong> of requests with unbanned users (<strong>both client and driver must not be banned</strong>) each day between <code>&quot;2013-10-01&quot;</code> and <code>&quot;2013-10-03&quot;</code>. Round <code>Cancellation Rate</code> to <strong>two decimal</strong> points.</p>
<p>Return the result table in <strong>any order</strong>.</p>
<p>The query result format is in the following example.</p>
<p>The&nbsp;result format is in the following example.</p>
<p>&nbsp;</p>
<p><strong>Example 1:</strong></p>
<p><strong class="example">Example 1:</strong></p>
<pre>
<strong>Input:</strong>