What is a staging area? What is the purpose of a staging area?
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what are Lookup caches options? Including persistent caches.
What is meant by incremental load?
what is different between sequential batch and concurrent batch and which is recommended and why?
can u please tell me about ........ how can explain my project before interviewer my projects are insurence domain & sales domain?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me.
what is the difference between cardinality and Nullability?
What is data cleaning?
how would u estimate the size of Lookup transform data and index cache?
what are the reports created in mm and sd side using sap bw in a project? name some of them and explain the requirement?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
how many steps are there in etl process?