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Answer Posted / sumit
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Can there be sub steps of etl steps?
what is the difference steps for data modeling?
Give a way in which u can implement a real time scenario where data in a table is changing and u need to look up data from it.How will u configure the look up transform for this purpose?
What are the three tiers in etl?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
Explain the key challenges that you face while performing etl testing.
can cubes contain measures ?
SCD2 will work on only dimension tables as well as fact Table?
What is staging area referring to?
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what is the meant by Normalization and de-normalization?
what is the difference between cardinality and Nullability?
how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?
How many steps etl contains explain with example?
what are the data sources extracted from logistics cockpit in sap bw project and what is the requirement for it ?