Explain some of modeling tools available in the market?
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What is the differences between star and snowflake schemas?
What is surrogate key?
Explain what is fact less fact table? Where you have used it in your project?
"A dimension table is wide but the fact table is deep," explain the statement in your own words.
What is a star schema? Why does one design this way?
Explain what are the mapping paramaters and maping variables?
what are the others of "bad files" and "discard files" when using sql*loader?
What Oracle tools can be used to design and build a W/H?
Why denormalization is promoted in universe designing?
Explain grouped cross tab?
How to allow a dynamic selection of a column for a measure in a chart,without using variable?
what is data validation strategies for data mart validation after loading process