what is the main differences between Lookup, Join and Merge
stages?

Answer Posted / kishore

ANother different is Lookup dont do sorting internally ,
where Merge and Join stage do sorting while data processing .

2. If there are dpluciate records at source , Merge stage
will gives warning but Join stage wont give ,

Is This Answer Correct ?    9 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the roundrobin collector?

641


What are the primary usages of datastage tool?

625


Describe link sort?

650


whom do you report?

1504


Define Job control?

679






how to get sum of sal based on dept_no and then sum of all sal irrespective of dept_no in same sql. output:- 10, 200(sum of sal for dept_no 10), 5000(sum of all sal)

529


What are the types of containers in datastage?

705


what is the use of surogate key in datastage

1823


Can you explain players in datastage?

709


What is active and passive stage?

880


What are the main features of datastage?

662


Define meta stage?

786


What is orabulk stage?

636


What is the importance of the exception activity in datastage?

627


Can you explain repository tables in datastage?

906