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2023-12-09 18:42:21 +08:00
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leetcode-cn/problem (Chinese)/订单最多的客户 [customer-placing-the-largest-number-of-orders].html
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@@ -7,13 +7,13 @@
| order_number | int |
| customer_number | int |
+-----------------+----------+
Order_number是该表的主键。
在 SQL 中，Order_number是该表的主键。
此表包含关于订单ID和客户ID的信息。
</pre>
<p>&nbsp;</p>
<p>编写一个SQL查询，为下了 <strong>最多订单</strong> 的客户查找 <code>customer_number</code> 。</p>
<p>查找下了 <strong>最多订单</strong>&nbsp;的客户的 <code>customer_number</code> 。</p>
<p>测试用例生成后， <strong>恰好有一个客户</strong> 比任何其他客户下了更多的订单。</p>