If no. of source columns is changing every time (First time
it is 10 next time it is 20 so on). How to deal with it
without changing mapping?

Answer Posted / sathish rajaiah

Create source defination with maximum (depends on the max
numbers of columns u get in the source) number of fields
and use that in the mapping.
ex: create source defiantion with 20 fields and use this in
mapping this wil handle source comes with columns btween 1
to 20.

Note : Above wrks only for flat file sourcse not fr RDBMS
sources

Is This Answer Correct ?    0 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Which transformation is needed while using the Cobol sources as source definitions?

727


In What Situations we can use MappingParameters ,Mapping Variables AND Session Parameters in REAL TIME.

1535


How you can differentiate between connected lookup and unconnected lookup?

613


Mention few advantages of router transformation over filter transformation.

634


Can you generate sequence numbers without using the sequence generator transformation?

600






Can we use the mapping parameter or variables developed in one mapping into any other reusable transformation?

632


How to do the error handling of if ur source is flatfiles?

1512


1)you have multiple source system where u receive files ,how do you actually load into mapping using transformation,what are the transformation you use? 2)you have files in ftp location ,how do you get it into mapping with you ETL concept?

1687


What are the advantages of informatica?

571


What is a filter transformation and why it is an active one?

560


What is Data Caches size?

654


What are the measure objects?

662


What is xml source qualifier transformation in informatica?

714


What is an expression transformation in informatica?

518


What is a sequence generator transformation?

577