我要查询出student_class中,同一个studentId,而它的classId数量大于5的student信息, 有一个student_Info表和class_info表作关系...
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kevin luan 2014-06-15 05:49关注SELECT * FROM TABLE_NAME WHERE GROUP BY STUDENT_ID having count(STUDENT_ID)>5
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我要查询出student_class中,同一个studentId,而它的classId数量大于5的student信息, 有一个student_Info表和class_info表作关系...
SELECT * FROM TABLE_NAME WHERE GROUP BY STUDENT_ID having count(STUDENT_ID)>5