what is diffrence b/w joner and union transfermation

Answer Posted / nagaraju bhatraju

joiner:
joiner doesn't require marching ports to join ,
both shoud be from heterogenious sources.


union:
union requires two flows with same no of columns and both
columns of the two flows orders should be same to produce
the combined flow .

Is This Answer Correct ?    18 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what are 3 tech challenges/ common issues you face?

1980


Mention some types of transformation?

702


design of staging area?

1694


How to create the source and target database connections in server manager?

710


Explain the different dimensions.

650






Explain direct and indirect flat file loading (source file type) - informatica

953


Please let me know how to make encryption and decryption with example?

1571


What are the different ways to implement parallel processing in informatica?

974


how can we find the bottle neck in SQL Query in SOURCE QUALIFIER, and how can we tune it..?

6155


What is difference between a gateway node and worker node?

734


What does role playing dimension mean?

715


What is the use of source qualifier?

780


What is meant by lookup transformation?

698


list out all the transformations which use cache?

772


Which are the different editions of informatica powercenter that are available?

667