Answer / mallinathabj

The Following queries to retrieve the second highest salary

SQL> select max(sal) from emp where sal<(select
max(distinct(sal)) from emp);

SQL> select min(sal) from(select distinct( sal) from emp order
by sal desc) where rownum<=2;

SQL> SELECT MAX(SAL) FROM EMP WHERE SAL NOT IN (SELECT
MAX(SAL) FROM EMP);

Answer / bibu

This IS HELP FULL 1ST ,2ND,3RD,4TH ANY HIGHEST SALARY U WRITE THIS QUERY.

SELECT * FROM Table_Name ALIAS_NAME 1
WHERE &N=(
SELECT COUNT(DISTINCT(WHICH COL U WANT THAT COL_NAME))
FROM Table_Name ALIAS_NAME 2
WHERE ALIAS1.CoL<=ALIAS2.Col
)

EX:
SELECT * FROM Emp E1
WHERE &N=(SELECT COUNT(DISTINCT(Sal))
FROM Emp E2
WHERE E1.Sal<=E2.Sal)

Answer / prativa mishra

select *
from
(select salary,dense_rank() over (order by salary) kk from table_name)
where kk=2

Answer / praveenpinfo

Suppose table name is EMP.

SQL> Select distinct sal from emp e1 where 2=(select
count(distinct sal) from emp e2 where e1.sal<=e2.sal);

Answer / ashok

select sal from emp order by sal desc offset 1 rows fetch next 1 rows with ties;

Answer / shriram

You can also do it by the following query ..

select * from (select name,salary,rank() over(order by
salary desc as r) from employee) where r = 2;

The above query returns the 2nd highest salary from the table.

Answer / dewesh

With cte as (
Select *, Dense_rank() over (order by salary desc) as s from emp)
Select EmpName, Salary from cte where s =2
It has work. But duplicate value is not removed if name is different

Answer / welcomeashwin

--2 ND HIGHEST SALARY
SELECT MAX(SALARY) FROM HR.EMPLOYEES
WHERE SALARY < (SELECT MAX(DISTINCT(SALARY)) FROM
HR.EMPLOYEES);

--N TH HIGHEST SALARY
SELECT * FROM HR.EMPLOYEES EMP1
WHERE &N=(
SELECT COUNT(DISTINCT(SALARY))
FROM HR.EMPLOYEES EMP2
WHERE EMP1.SALARY<=EMP2.SALARY
);

Answer / sreeharibabu

SELECT id
FROM (select salary2.*, rownum rnum from
(select * from test ORDER BY id DESC) salary2
where rownum <=2 )
WHERE rnum >= 2;

Answer / rajat

SELECT * FROM (
SELECT RANK()OVER( ORDER BY SALARY DESC) NUM, A.* FROM RAJ A)
WHERE NUM=2;

what is self join and how it works??

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