Why denormalization is promoted in universe designing?
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What is analytical or analytic mean?
What Oracle tools can be used to design and build a W/H?
What is real-time datawarehousing?
What is the difference between snowflake and star schema? What are situations where snowflake schema is better than star schema when the opposite is true?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
waht is the advantage of infoset query
Which columns go to the fact table and which columns go the dimension table?
What are the reasons to use a chameleon method in data warehousing?
What is a star schema? Why does one design this way?
What we will do with the universe for faster process?
Which parameter specified in the default storage clause of create tablespace cannot be altered after creating the table space?
what are different types of partitioning in oracle ?