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Explain some of modeling tools available in the market?

1 Answers  

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What are aggregate transformation?

1 Answers  

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What is Operational Data Store?

1 Answers   Informatica,

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Can any one explain about core dimension, balanced dimension, and dirty dimension?

1 Answers  

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What is ?Data Warehousing??

3 Answers   Accenture,

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three ways sql*loader could load data, what are those three types?

1 Answers  

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what is query optimizer? what are different types of optimizer s supported by oracle ?

1 Answers   ABC,

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What are CUBES?

2 Answers  

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How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.

1 Answers  

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Explain if a flat file cotains 1000 records how can I get first and last records only?

1 Answers  

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What are templates in which way it is help full?

1 Answers  

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what role views play in dimensional modeling?

1 Answers   TCS, Zensar,

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