Explain what is power center repository?
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What is scd1 , scd2 , scd3?
if source contain 10records how you identify header and footer
Explain the main difference between inmon and kimball philosophies of data warehousing?
What is a relationship?
What is surrogate key? Where we use it explain with example?
In a star schema, are foreign key constraints between facts and dimensions neccessary?
What is the difference between narmal load and bulk load?
What is Molap and Rolap? What is Diff between Them?
What is informatica architecture?
Explain what is real time data-warehousing?
Can you explain how analysis service works?
what are relationships?
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