How many types of facts and what are they?
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How did you plan your Data ware house project?
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what are different storage options supported by oracle ?
What is many-to-many dimensional model in datawarehousing ?
How to pivot data using informatica when you have variable amount of pivot rows?
Tell me one example for junk dimension?
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What Oracle tools can be used to design and build a W/H?
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Explain if a flat file cotains 1000 records how can I get first and last records only?
Compare aggregates and data marts