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存量题库数据更新

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2023-12-09 18:42:21 +08:00
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leetcode/problem/daily-leads-and-partners.html
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@@ -9,21 +9,21 @@
| lead_id | int |
| partner_id | int |
+-------------+---------+
This table does not have a primary key.
There is no primary key (column with unique values) for this table. It may contain duplicates.
This table contains the date and the name of the product sold and the IDs of the lead and partner it was sold to.
The name consists of only lowercase English letters.
</pre>
<p>&nbsp;</p>
<p>Write an SQL query that will, for each <code>date_id</code> and <code>make_name</code>, return the number of <strong>distinct</strong> <code>lead_id</code>&#39;s and <strong>distinct</strong> <code>partner_id</code>&#39;s.</p>
<p>For each <code>date_id</code> and <code>make_name</code>, find the number of <strong>distinct</strong> <code>lead_id</code>&#39;s and <strong>distinct</strong> <code>partner_id</code>&#39;s.</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 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>