How do you create surrogate key using ab initio?
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Suppose date is 05sep2005; I want the output like 05sep2005:00:00:00 ; how it will come?
Where the data cube technology is used?
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?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
Explain if a flat file cotains 1000 records how can I get first and last records only?
Define data warehouse?
Explain the structure of cold fusion?
Difference between ODS and Staging
What is application.cfm?
Which one among Star and snowflake schemas will occupy more space?
What are data validation strategies for data mart validation after loading process?
what is an use case?
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