题海让大学四年没有难题
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题目详情

单选题 若要求"查询选修了3门以上课程的学生的学号",正确的SQL语句是( )

A. SELECT sNo FROM SC ORDER BY sNo HAVING COUNT(*)> 3

B. SELECT sNo FROM SC GROUP BY sNo WHERE COUNT(*)> 3

C. SELECT sNo FROM SC ORDER BY sNo WHERE COUNT(*)> 3

D. SELECT sNo FROM SC GROUP BY sNo HAVING COUNT(*)> 3

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时间:2024-06-11 07:10:45

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