dimension object created in oracle can be imported in
designer?how?
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can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
what is the advantage of persistent cache? when it should be used?
what is the difference between date cache and lindex cache?
What is lookup table in etl testing?
Explain the difference between etl tool and olap tools?
What are the etl testing operations includes?
how many maximum session supports to multiload in teradata ??
what is the meant by Normalization and de-normalization?
explain the methodology of Data Warehousing?(Polaries)
what are variable ports and list two situations when they can be used?
what is a parameter when and where do u them when does the value will be created. Designing time, run time. If u don't create parameter what will happen?
How many steps etl contains?