题海让大学四年没有难题
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单选题 若要求在选课表SC里"查询选修了3门以上课程的学生的学号",下列正确的SQL语句是( )

A. SELECT sno FROM SC GROUP BY sno HAVING COUNT(*)>3

B. SELECT sno FROM SC ORDER BY sno WHERE COUNT(*)>3

C. SELECT sno FROM SC ORDER BY sno HAVING COUNT(*)>=3

D. SELECT sno FROM SC GROUP BY sno WHERE COUNT(*)>3

数据库原理及应用(A)23-24-1课程封面

学科:数据库原理及应用(A)23-24-1

时间:2023-12-18 13:43:55

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