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Velmurugan_j
New User
Joined: 04 Aug 2005
Posts: 49
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Can anyone tell me how to fetch
how to fetch the duplicate rows in a table |
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priyesh.agrawal
Senior Member
Joined: 28 Mar 2005
Posts: 1448
Location: Chicago, IL
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Duplicate on what... Complete ROW ?????
Primery Key field wont have duplicates....
Regards,
Priyesh. |
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bonniem
New User
Joined: 09 Aug 2005
Posts: 67
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Say for example u want to remove duplicates for col_A,
select col_A, count(*) from table
group by col_A
having count(*) > 1
the same can be used if you want to group by more than one column, say col_a, col_b etc. |
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