What is loop in data warehousing?
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Which kind of index is preferred in DWH?
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Explain the difference between keylokup and joiner?
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For faster process, what we will do with the universe?
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Compare cold fusion with other programming languages?
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Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?
Teradata 
