Explain what are the vaious etl tools in the market?
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What is MDX?
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Give some difference between oltp and olap.
How to drill through from a powerplay cube to reportnet?
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How many different schemas or dw models can be used in siebel analytics. I know only star and snow flake and any other model that can be used?
Where the cache files stored?
Where we use surrogate key explain with example?