Explain what is fact less fact table? Where you have used it in your project?
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What is incremintal loading?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
What is difference between Mapplet and reusable transformation?
Explain what is ods (operation data source)?
Suppose date is 05sep2005; I want the output like 05sep2005:00:00:00 ; how it will come?
wht is degenerated dimension ?it's uses?
What are templates in which way it is help full?
Explain what are the advantages data mining over traditional approaches?
What is ?Data mining??
Hierarchy of DWH?
2 Answers Accenture, EDS, IBM, iFlex, TCS,
What is vldb(very large databases)?
What according to you might be the future of data warehousing?