Explain what type of indexing mechanism do we need to use for a typical datawarehouse?


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More Data Warehouse General Interview Questions

Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?

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What are aggregate tables and aggregate fact tables?

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What is the difference between er modeling and dimensional modeling?

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What is IQD file?

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Where the applications and where ware house management system is used?

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What is hash partition?

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Suppose we want to display zero when null values coming to report how can we do that?

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I know of using applysimple, but there are other ways too?

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What we will do with the universe for faster process?

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