What is surrogate key? Where we use it explain with example?
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In general, how many Fact & Dimension tables are present in a Banking Data warehouse project ?
what is hybrid schema
explain the ROLLUP, CUBE, RANK AND DENSE_RANK FUNCTIONS OF ORACLE 8I
3 Answers IBM, Ness Technologies,
What is DTS ?
Do you view contain data?
What are various warehousing tools?
What is Time Series algorithm in data mining?
4.Explain Snowflkeschema ?
6 Answers EDS, HCL, IBM, iFlex, TCS,
Give me a broad concept of what a data warehouse is, and what it might be used for?
Explain conformed fact?
What is informatica architecture?
Explain what is partitioning? What are the types of partitioning?