What is the function of etl when used in data warehousing?


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More Data Warehouse General Interview Questions

What is surrogate key? Where we use it explain with example?

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What is a relationship?

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I HAVE A FLAT FILE DO THE NULL CHEK AND PRIMARI KEY CHEK AND DATE VALIDITAION LOAD TO TARGET TABLE

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What is degenerate dimension table?

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Explain er diagram?

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

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What is the difference between er modeling and dimensional modeling?

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what are the different views that are considered when building an object-oriented software system?

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What is operational data store (ods)?

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Store (and count) non-fact records?

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

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What is Discrete and Continuous data in Data mining world?

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