题目内容:
若要求“查询选修了3门以上课程的学生的学生号”,正确的SQL语句是
A.SELECTS#FROMSCGROUPBYS#WHERECOUNT(*)>3 B.SELECTS#FROMSCGROUPBYS#HAVINGCOUNT(*)>3
C.SELECTS#FROMSCORDERBYS#WHERECOUNT(*)>3
D.SELECTS#FROMSCORDERBYS#HAVINGCOUNT(*)>3
参考答案:
答案解析: