Explain why are oltp database designs not generally a good idea for a data warehouse?
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Can we have multiple application.cfm file in an application?
Explain what are slowly changing dimensions?
What is is a star schema?
Why is chameleon method used in data warehouse?
What are data validation strategies for data mart validation after loading process?
Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?
Explain what is the advantages data mining over traditional approaches?
Explain the difference between keylokup and joiner?
What is mapplet?
Can you explain how analysis service works?
What are the key columns in Fact and dimension tables?
Tell me the Top 10 features of oracle that supports datawarehousing.