Why denormalization is promoted in universe designing?


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More Data Warehouse General Interview Questions

What is a linked cube?

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What are components of report studio?

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What is a general purpose scheduling tool?

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How much data hold in one universe.

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Suppose we have some 10,000 odd records in source system and when load them into target.how do we ensure that all 10,000 records that are loaded to target doesnt contain any garbage values?

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What is operational data source (ODS)?

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What is data stream and data adaopter?

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What is surrogate key? Where we use it? Explain with examples.

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Which columns go to the fact table and which columns go the dimension table?

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Explain what are the possible data marts in retail sales?

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Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?

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What is is a star schema?

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