What is data cleaning?


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More ETL Interview Questions

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

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where we cannot use sorter Transformation. if we use then we will not get correct data?

0 Answers  


what are the cubes developed in a sap bw project and what is the requirement for developing it?

0 Answers   Maersk,


how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?

0 Answers  


What is the difference between project backlog and product backlog?

0 Answers   IBM,






In Which Transformation We Can Use Having Clause In Informatica?

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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,


working of line item dimension......pls,tell overall flow

1 Answers  


What are the types of Data Warehouse applications?

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

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Explain the difference between etl tool and olap tools?

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can be used COM component in Informatica ?

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