Explain clustering algorithm?


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More Data Warehouse General Interview Questions

Explain why denormalization is promoted in universe designing?

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Give me a broad concept of what a data warehouse is, and what it might be used for?

2 Answers  


Compare and contrast aggregates & indexes

0 Answers   IBM, TCS,


Explain about core dimension,

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Explain difference between view and materialized view?

0 Answers  






What are the different problems that ?Data mining? can solve?

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What is fact less fact table? Where you have used it in your project?

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Explain how are the dimension tables designed?

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How to generate iqd file from framework manager?

0 Answers  


Difference between ODS and Staging

4 Answers   HeadStrong, TCS,


Explain why are oltp database designs not generally a good idea for a data warehouse?

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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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