What is cubes?
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What is Conceptual, Logical and Physical model?
How can we do data cleaning?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
What are modeling tools available in the market?
Explain what are the advantages and disadvantages of reporting directly against the database?
Explain what is a three tier data warehouse?
What is difference between e-r modeling and dimensional modeling?
What is loop in data warehousing?
Explain difference between data ware house & data mart?
What are non-additive facts in detail?
Explain how to generate iqd file from framework manager?
Briefly state different between data ware house & data mart?