What is junk dimension? What is the difference between junk dimension and degenerated dimension?
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What are components of reportnet?
What are different deliverables according to phases?
What is ods (operation data source)?
What is conformed dimension?
Why is business intelligence (bi) important in data warehousing?
what is parallel query?
Describe the differences between a data warehouse and data mart.
What are the mapping paramaters and maping variables?
Can any one explain about core dimension, balanced dimension, and dirty dimension?
What is a staging area? Do we need it? What is the purpose of a staging area?
What a static and local variable?
Why do we use DSS database for OLAP tools?