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neer to select values which is in common


neer to select values which is in common

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neethu payal
neethu payal
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i have a temp table #student_details
which contains below values
student_id subject_id
1 111
3 111
4 111
5 111
3 121
4 121

i need to select the students which is common in both subjects,what should i do???
i am new to sql, can anyone help??
Koen Verbeeck
Koen Verbeeck
SSCoach
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Group: General Forum Members
Points: 16461 Visits: 13207

SELECT student_id, cnt = COUNT(subject_id)
FROM #student_details
GROUP BY student_id
HAVING COUNT(subject_id) > 1;



Since this is most likely a homework assignment of some sorts, make sure you at least understand the solution given.



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neethu payal
neethu payal
Valued Member
Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)Valued Member (63 reputation)

Group: General Forum Members
Points: 63 Visits: 94
thanks a lot..
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