Why null values are mapped as 0 in fact tables?


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More Data Warehouse General Interview Questions

What a static and local variable?

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Where we use surrogate key explain with example?

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Code the tables statement for a single-level (most common) frequency?

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What are data modeling and data mining? Where it will be used?

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Explain what are the mapping paramaters and maping variables?

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What is difference between model & package?

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What is the purpose of Dataware Control?

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Explain the difference between dw and bi?

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why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.

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How can we do ETL process in SQL Server?

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Explain which are the olap tools available that are supported by oracle?

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How to create diff. Types of templates?

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