How reterive duplicate value in SQL?

Answer Posted / jaleel ahamed s

create table emp (empid int,empname varchar)

insert into emp values (101,'a')
insert into emp values (102,'b')
insert into emp values (103,'a')
insert into emp values (104,'c')
insert into emp values (105,'a')

select * from emp

SELECT EmpName,Count(EmpID)Cnt From Emp Group By EmpName
Having Count(EmpName) > 1

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