What is a linked cube?
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Explain what are data marts?
Explain which are the olap tools available that are supported by oracle?
How to answer the question how many fakt table in your datawarehouse and what size it have?
What are data validation strategies for data mart validation after loading process?
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
Which component has onread method and what it is used for?
Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?
if source contain 10records how you identify header and footer
What are the main steps to build the data warehouse?
What is a look up function? What is default transformation for the look up function?
4.Explain Snowflkeschema ?
6 Answers EDS, HCL, IBM, iFlex, TCS,
What are algorithms provided by Microsoft in SQL Server?