What is the difference between snowflake and star schema?
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Explain how to get the first 100 rows from the flat file into the target?
How to design file watch jobs?
3.What is fact less fact ?
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Explain what are slowly changing dimensions?
Explain clustering algorithm?
Explain why denormalization is promoted in universe designing?
What is the purpose of cluster analysis in data warehousing?
"A dimension table is wide but the fact table is deep," explain the statement in your own words.
After the complete generation of a report who will test the report and who will analyze it?
What are session timeout and application timeout?
Explain difference between data ware house & data mart?
What are parallel querys and query hints?