What is the difference between drill through and masterdetail reports?


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Can we take backup when the database is opened?

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

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What is a relationship?

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Advantages of de normalized data?

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5.Explain ODS ?

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What is partitioning? What are the types of partitioning?

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Explain what is partitioning? What are the types of partitioning?

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Describe a data warehouse.

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Explain what is full load & incremental or refresh load?

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What is the difference between ods and oltp?

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State any 5 of Cods guidelines of an OLAP system, brief description each?

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What is multi-dimensional analysis?

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