What is full load & incremental or refresh load?


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More ETL Interview Questions

how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.

5 Answers  


what are the different forms of normalization?

2 Answers  


How etl testing is different from database testing?

0 Answers  


list and discuss two approaches for updation of target table in Informatica and how they are different.

0 Answers  


indatastage 8.1 surrgoate key generates seqences numbers write but there is limite value i want to reset the seqence after gettting some highest value like i want o/p like this 1 2 3 4 5 .............10000 1 2 3.........10000

1 Answers   TCS,






How to delete data which is not in source table?

0 Answers   IBM, Saama Tech, Wipro,


what happens if the info.server doesn't find the session parameter in the parameter file?

0 Answers  


Informatica server and client are in different machines. You run the session from the server manager by specifying the source and target databases. It displays error . You are confident that everything is correct. Then why it is displaying the error?

0 Answers  


how to load the data to fact table?

0 Answers  


what is meant by drill through?(Mascot)

1 Answers  


where is the cache (lookup, index) created and how can you see it.

0 Answers  


What is a mapping, session, worklet, workflow, mapplet?

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