What is a materialized view log?
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What are materialized views & where do we use them?
WHY CANT WE SEE THE DATA IN DATASET
what is the difference steps for data modeling?
What is etl tool in hadoop?
tell me few points when u become TL
what is the difference between cardinality and Nullability?
What is a staging area? What is the purpose of a staging area?
How to recover a workflow? What are the different approaches?( In prod i.e no access to modify)
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what is the difference steps for data modeling?
What are the different etl testing categories as per their function?
When you have 2 servers in two different time zone and if you need to extract data from 1 server and load it in another server, how do you go about it? Best method to be used.
how do u decide whether u need to do aggregations at database level or at Informatica level?