What is the difference between datawarehouse and bi?

0 Answers  

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What are the various methods of getting incremental records or delta records from the source systems?

0 Answers  

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What is Data purging?

8 Answers   TCS,

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Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?

0 Answers  

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what are the other factors of the database on which the loading performance depend?

0 Answers  

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If I have table T1 and table T2 T1 has 250 cols and 10,000 rows T2 has 2 billion rows and 10 cols Which one would be Fact table and which one would be Dimension table and why ?

3 Answers   Extech, Principal Finance,

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4.Explain Snowflkeschema ?

6 Answers   EDS, HCL, IBM, iFlex, TCS,

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What are the design methods of data warehousing?

0 Answers  

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1.WHAT IS DATA MART ?

5 Answers   HCL,

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Explain what is partitioning? What are the types of partitioning?

0 Answers  

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Which component has onread method and what it is used for?

0 Answers  

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what are the types of dimension tables

19 Answers   Infotech,

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