What needs to be done while starting the database?
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What is Active Datawarehousing?
What are aggregate transformation?
What is metadata in context of a datawarehouse and how it is important?
how do you use commit frequencies? how does it affect loading performance?
What is a core dimension?
What is the definition of cube in datawarehousing?
Explain why dimenstion tables are denormalized in nature?
ware house management system is used?
Explain where do we use semi and non additive facts?
What is is the guidelines to build universe with better performance? R performance tuning issues of universes?
how much memory space occupied real time project (roughly)?
What is the goal of optimizer?