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Why is dimensional normalization not required?


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More Data Warehouse General Interview Questions

what is the difference between MOLAP and ROLAP?

3 Answers  


If your client approaches you and says that he wants to create a Datawarehouse, and provides just the info regarding his source systems. What are all the neccessary actions one is supposed to take/understand and get back with a comprehensive document which convinces the client to proceed with the DW initiative. What are all the documents we need to provide the client?

1 Answers   CSC,


Explain reference cursor?

0 Answers  


What are templates in which way it is help full?

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Why null values are mapped as 0 in fact tables?

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What is edw?

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Explain why should you put your data warehouse on a different system than your oltp system?

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What are components of reportnet?

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Explain can a dimension table contains numeric values?

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What are situations where snow flake schema is better than star schema to use and when the opposite is true?

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What are the various tools? Explain name a few?

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What is META DATA information in Data warehousing projects?

2 Answers   IBM,


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