Explain er diagram?
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What are the various tools? Explain name a few?
How much data hold in one universe.
Can you brief about the Data warehouse project you worked on?
What is data warehouse architecture?
What is batch processing?
How to limit the max no of rows retrieved in the report?
What is the difference between Datawarehouse and OLAP?
Explain what are slowly changing dimensions?
Explain how does tuple-oriented relational calculus differ from domain-oriented relational calculus?
Explain vldb?
What are parallel querys and query hints?
What is dimensional modelling?