What is surrogate key? Explain with examples.
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What is an IDQ file? What is the purpose of the IDQ file and what kindof information does it usualy hold? Can it be imported by informatica?
difference between bo 6.5 and bo xi r2
State any 5 of Cods guidelines of an OLAP system, brief description each?
What are the vaious etl tools in the market?
Explain the definition of normalized and denormalized view?
The same tier?
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.
What are the different models used in cluster analysis?
Data WareHousing course in noida
What is execution plan?
What is Discrete and Continuous data in Data mining world?
Tell me the Top 10 features of oracle that supports datawarehousing.