What do you mean by static and local variable?
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Explain what is cost benefit analysis (cba)?
OLAP architecture?
Explain the difference between dw and bi?
Define Data Warehousing?
If I have table T1 and table T2 T1 has 250 cols and 10,000 rows T2 has 2 billion rows and 10 cols Which one would be Fact table and which one would be Dimension table and why ?
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Explain differences between star and snowflake schemas?
What is recovering sessions?
Give some difference between oltp and olap.
what type of raid setup would you put your tx logs?
What is metadata in context of a datawarehouse and how it is important?
Explain what are the advantages data mining over traditional approaches?
What are the data marts?