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   IBM,

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what role views play in dimensional modeling?

1 Answers   TCS, Zensar,

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What is partitioning? What are the types of partitioning?

0 Answers  

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Explain the difference between keylokup and joiner?

0 Answers  

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Who needs data warehousing?

0 Answers  

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What Oracle features can be used to optimize my Warehouse system?

1 Answers  

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Explain what are conformed dimensions?

0 Answers  

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What we will do with the universe for faster process?

0 Answers  

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What are modeling tools available in the market?

0 Answers  

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Difference between ODS and Staging

4 Answers   HeadStrong, TCS,

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I HAVE A FLAT FILE DO THE NULL CHEK AND PRIMARI KEY CHEK AND DATE VALIDITAION LOAD TO TARGET TABLE

1 Answers   Wipro,

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When should one use an MD-database (multi-dimensional database) and not a relational one?

2 Answers   IBM,

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