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24

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1

Hi Friends
i am having 75000 row records i need to get how many of them repeated,how can i do that in MySQL Query?

+5  A: 

This query will return all duplicate rows, and the number of times they are duplicated

SELECT Col1, Col2,..ColLast, Count(*) As NumDups FROM YourTable
GROUP BY Col1,Col2,...,ColLast
HAVING COUNT(*) > 1;
mdma
very nice. beat me to it!
Derek Adair