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How to count the number of duplicate items in a table?

Question Posted / guest

Answers were Sorted based on User's Feedback



How to count the number of duplicate items in a table?..

Answer / mr.abdul rahim

select count(column), column from table group by column
having count(column) > 1

Is This Answer Correct ?    4 Yes 1 No

How to count the number of duplicate items in a table?..

Answer / pavan

Hi,
try this query.In this query sal one val is duplicated
4items


select sal,count(sal) from test group by sal having count
(*)>1

Is This Answer Correct ?    4 Yes 4 No

How to count the number of duplicate items in a table?..

Answer / lalit goyal

select count(*) from (select boss_ID,COUNT(boss_ID) as s from dbo.Employee group by boss_ID ) a where s>1

Is This Answer Correct ?    0 Yes 0 No

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