What are materialized views & where do we use them?
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How to recover a workflow? What are the different approaches?( In prod i.e no access to modify)
0 Answers IBM, Saama Tech, Wipro,
what are the facilities provided by OLAP to analytical users?
What is Data Vault???
Explain do we need an etl tool? When do we go for the tools in the market?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
What is Relational Integrity?
what are variable ports and list two situations when they can be used?
What are cubes and olap cubes?
What is a mapping, session, worklet, workflow, mapplet?
What are the different Lookup methods used in Informatica?
I have two tables in two different database, so to join these tables which transformation will be better joiner transformation or lookup transformation?
2 Answers Accenture, Saama Tech, TCS,
what do u do when DB time takes more?in sap bi
Teradata 
