Where we use surrogate key explain with example?


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More Data Warehouse General Interview Questions

What is a source qualifier?

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Can you explain how analysis service works?

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What are the various tools? Explain name a few?

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What is difference between Mapplet and reusable transformation?

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What is a staging area? Do we need it? What is the purpose of a staging area?

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"A dimension table is wide but the fact table is deep," explain the statement in your own words.

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How are the dimension tables designed?

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Explain how does tuple-oriented relational calculus differ from domain-oriented relational calculus?

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What is the metadata extension?

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Explain why should you put your data warehouse on a different system than your oltp system?

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Explain what are the advantages data mining over traditional approaches?

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What is the difference between view materialized view and view?

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