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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 (Chinese)/超过5名学生的课 [classes-more-than-5-students].html
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@@ -7,13 +7,13 @@
| student | varchar |
| class | varchar |
+-------------+---------+
(student, class)是该表的主键列。
在 SQL 中，(student, class)是该表的主键列。
该表的每一行表示学生的名字和他们注册的班级。
</pre>
<p>&nbsp;</p>
<p>编写一个SQL查询来报告 <strong>至少有5个学生</strong> 的所有类。</p>
<p>查询&nbsp;<strong>至少有5个学生</strong> 的所有班级。</p>
<p>以 <strong>任意顺序 </strong>返回结果表。</p>