Explain what is the difference between olap and datawarehosue?
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Explain Process flow in data warehouse??
Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?
What are the key features of chameleon that separates it from other algorithms?
How to join 3 database like flat file, oracle, db2 in informatrica?
What is dimension modeling?
What's a Cube in Rolap?
Can you explain how analysis service works?
Define Data Warehousing?
Compare aggregates and data marts
what is the use of surrogate key in businessobjects
Explain how to get the first 100 rows from the flat file into the target?
What is Conceptual, Logical and Physical model?