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2023-12-09 18:42:21 +08:00
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leetcode/problem/find-customer-referee.html
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@@ -8,20 +8,20 @@
| name | varchar |
| referee_id | int |
+-------------+---------+
id is the primary key column for this table.
In SQL, id is the primary key column for this table.
Each row of this table indicates the id of a customer, their name, and the id of the customer who referred them.
</pre>
<p>&nbsp;</p>
<p>Write an SQL query to report the IDs of the customer that are <strong>not referred by</strong> the customer with <code>id = 2</code>.</p>
<p>Find the names of the customer that are <strong>not referred by</strong> the customer with <code>id = 2</code>.</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>