What should I have in mind when building olap solution from scratch?


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More Data Warehouse General Interview Questions

Can you pass sql queries in filter transformation?

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What is surrogate key? Explain with examples.

0 Answers  


Explain what is the difference between datawarehouse and bi?

0 Answers  


explain the ROLLUP, CUBE, RANK AND DENSE_RANK FUNCTIONS OF ORACLE 8I

3 Answers   IBM, Ness Technologies,


How to get the first 100 rows from the flat file into the target?

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what are the other factors of the database on which the loading performance depend?

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How can you clear the cache?

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Explain grouped cross tab?

0 Answers  


What is the "junk dimension"? Give with examples?

8 Answers  


Explain what is a view as it relates to system modeling?

0 Answers  


Suppose I want to get sales data for the last (suppose 10) dates dynamically using value prompt how can I do it and drag it onto report editor?

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

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