INTERVIEW QUESTIONS DATABASE SQL SERVER DETAILS

Question: Give some examples of Analytical functions?

Answer: Analytical Function:-

return the infornation that about the relative possition of record (ROW_NUMBER,Rank,DENSE_RANK) and allow to campare with succesor and precedessors when they sort in spacific order.

select ename, deptno, sal, hiredate, row_number() over ( partition by deptno order by sal desc, comm desc , hiredate desc
) sal_rank_in_dept, row_number() over (order by sal desc) sal_rank_overall
from emp
order
by deptno
, sal desc
, comm desc
, hiredate desc

Analytical Function:-

return the infornation that about the relative possition of record (ROW_NUMBER,Rank,DENSE_RANK) and allow to campare with succesor and precedessors when they sort in spacific order.

select ename, deptno, sal, hiredate, row_number() over ( partition by deptno order by sal desc, comm desc , hiredate desc
) sal_rank_in_dept, row_number() over (order by sal desc) sal_rank_overall
from emp
order
by deptno
, sal desc
, comm desc
, hiredate desc Source: CoolInterview.com

If you have the better answer, then send it to us. We will display your answer after the approval.

Rules to Post Answers in CoolInterview.com:-

• There should not be any Spelling Mistakes.
• There should not be any Gramatical Errors.
• Answers must not contain any bad words.
• Answers should not be the repeat of same answer, already approved.
• Answer should be complete in itself.

Name :*
Email Id :*
Answer :*
Verification Code	Not readable? Load New Code
Enter the above shown code: *
	Inform me about updated answers to this question