SQL Interview Questions/3 Rd highest salary:5

5.QUERY TO FIND THE 3 RD HIGHEST SALARY IN THE EMPLOYEE INFORMATION

create table employee

(

EMPLOYEE_ID int,

EMPLOYEE_NAME varchar(100),

EMPLOYEE_SALARY bigint

)

INSERT INTO employee  VALUES (1,'kavya',20000),

(2,'divya',30000) , (3,'navya',20000) ,(4,'sravya',40000)

(5,'vidhya',50000)

 select * from employee                                                 


method 1:-

SELECT *  FROM employee WHERE EMPLOYEE_SALARY = (SELECT MIN(EMPLOYEE_SALARY) FROM  employee WHERE EMPLOYEE_SALARY IN (SELECT  DISTINCT TOP 3 EMPLOYEE_SALARY  FROM employee ORDER BY EMPLOYEE_SALARY DESC))


method 2:-

SELECT TOP 1 EMPLOYEE_SALARY FROM (SELECT  DISTINCT TOP 3 EMPLOYEE_SALARY FROM employee ORDER BY EMPLOYEE_SALARY DESC ) AS TEMP ORDER BY EMPLOYEE_SALARY ASC


method 3:-

SELECT * FROM ( SELECT  EMPLOYEE_SALARY ,ROW_NUMBER( )  OVER (ORDER BY EMPLOYEE_SALARY DESC)  AS ROW-NUM  FROM employee) AS TEMP WHERE ROW_NUM=3


method 4:-

SELECT * FROM employee AS E1 WHERE 3 -1 = (SELECT COUNT (DISTINCT EMPLOYEE_SALARY ) FROM employee AS E2 WHERE E1.EMPLOYEE_SALARY>E2.EMPLOYEE_SALARY)


method 5:-

SELECT MAX(EMPLOYEE_SALARY) FROM employee WHERE EMPLOYEE_SALARY< (SELECT MAX(EMPLOYEE_SALARY) FROM employee WHERE EMPLOYEE_SALARY NOT IN (SELECT MAX(EMPLOYEE_SALARY) FROM employee))



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