Explain what are the various methods of getting incremental records or delta records from the source systems?
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Explain meta data?
What are the different types of data warehousing?
List any five applications of data warehouse.
What is the advantages data mining over traditional approaches?
What are the types of dimensional modeling?
What is MDX?
How can you implement many relations in star schema model?
What is the use of tabular model, tabular sql, tabular reference in real time application?
Store (and count) non-fact records?
Explain what is cost benefit analysis (cba)?
What is the difference between junk dimension and degenerated dimension?
1.WHAT IS DATA MART ?