1. How to fetch all the duplicate records from the table.

2. How to fetch the second highest salary from the table.

Answers were Sorted based on User's Feedback



1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / kunal gupta

These are the easiest and best queries and 100% tested.

1) 2nd highest salary


select top 1 sal from (Select top 2 sal from emp group by
sal order by sal desc) e order by sal


like wise you can find n highet salar(e.g 5th largest 6th
largest)

select top 1 sal from (Select top [n] sal from emp group by
sal order by sal desc) e order by sal


2) fetch all duplicated records from the table

e.g If table has three columns named 'col1', 'col2'
and 'col3'

select col1, col2, col3 from tbl group by col1, col2, col
having count(col1)>1

Is This Answer Correct ?    13 Yes 3 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / ashwini

2. Second highest salary from the table

select top 1 salary from emp where salary NOT IN
(SELECT MAX(salary) FROM emp)order by salary desc

Is This Answer Correct ?    3 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / rajkumar v

Ans:1
select Column_Name from Table_Name group by Column_Name
having count(Column_Name )>1

Ans:2
salary - column name

SELECT TOP 1 salary FROM (SELECT DISTINCT TOP 2 salary FROM
Table_Name ORDER BY salary DESC) A ORDER BY salary

Is This Answer Correct ?    2 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / amit kumar

(1) Query to fetch 2'nd highest salary:

Select max(sal) from emptable where sal not in (Select
max(sal) from emptable)

(2) How to fetch all the duplicate records from the table.

SELECT COUNT(*), <COLUMN_NAME> FROM EDUCATION GROUP BY
<COLUMN_NAME>

Is This Answer Correct ?    10 Yes 9 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / rajkumar v

ANS 1:
select p.ColumnName from tablname p group by p.ColumnName

ans2:

Select min(salary)FROM emp WHERE (salary IN (SELECT
TOP 2 salary FROM emp ORDER BY salary DESC))
Or
Select top 1 salary from (select top 2 salary from emp
order by salary desc) emp order by salary

Is This Answer Correct ?    1 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / saradhi

How to fetch the second highest salary from the table.
SELECT TOP 1 salary
FROM (
SELECT DISTINCT TOP n salary
FROM employee
ORDER BY salary DESC) a
ORDER BY salary
where n > 1 (n is always greater than one)

Is This Answer Correct ?    1 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / oracle.hemant

select max(salary) from emp where salary<(select max(salary)
from emp)

Is This Answer Correct ?    2 Yes 2 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / neelu

select max(salary) from employees where rownum<= 2
order by salary desc

Is This Answer Correct ?    0 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / sneha s

fetch duplicate records from table:
select column_name from table_name group by column_name having count(column_name)>1;

get the second highest salary:
select distinct salary from emp order by salary desc limit 1,1;

Is This Answer Correct ?    0 Yes 0 No

1. How to fetch all the duplicate records from the table. 2. How to fetch the second highest sala..

Answer / anbarasan k kanagaraj

select salary from user order by salary desc LIMIT 1, 1

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More SQL Server Interview Questions

what is the difference between Delete and Truncate

4 Answers   CarrizalSoft Technologies, Geo Research Centre,


How can a user-defined datatype be created?

1 Answers  


What is normalization 1nf 2nf 3nf?

1 Answers  


What is the fastest way to permanently delete a 1 million row table named customers?

1 Answers  


How many null values we can have in a unique key field in sql server?

1 Answers  


I have Two table First have UserName and second is address, in address table more than value relegated to UserName table, i want to fetch 2nd address if exist other wise 1st address access

4 Answers  


What is the simplest way to create a new database in ms sql server?

1 Answers  


How do you start single user mode in clustered installations?

1 Answers  


Why variables called the most powerful component of ssis?

1 Answers  


Can we make the the chages By Using the Sql if u know any function or process please inform me Actuall result: BRK1 Break 1 Part 1 00:01:00:00 60 BRK1 Break 1 Part 2 00:01:00:00 60 BRK2 Break 2 Part 1 00:01:00:00 60 BRK2 Break 2 Part 2 00:01:00:00 60 BRK2 Break 2 Part 3 00:01:00:00 60 BRK3 Break 3 Part 1 00:01:00:00 60 BRK3 Break 3 Part 2 00:01:00:00 60 Desired O/P: BRK1 Break 1 Part 1 00:01:00:00 60 Part 2 00:01:00:00 60 BRK2 Break 2 Part 1 00:01:00:00 60 Part 2 00:01:00:00 60 Part 3 00:01:00:00 60

0 Answers   Satyam,


What is data source view or dsv? : sql server analysis services, ssas

1 Answers  


How do you optimize Sql queries ?

0 Answers   Cognizant,


Categories