How to create context?
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Compare aggregates and data marts
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
State any 5 of Cods guidelines of an OLAP system, brief description each?
What are the difference between snow flake and star schema?
What's a Cube in Rolap?
what role views play in dimensional modeling?
Suggest a good author for hyperion in data warehousing?
Explain how does tuple-oriented relational calculus differ from domain-oriented relational calculus?
What is a Data Warehouse?
Tell me what is full load & incremental or refresh load?
What is the advantages data mining over traditional approaches?
What are non-additive facts in detail?