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What is etl process? How many steps etl contains?
what is the difference steps for data modeling?
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?
What is a mapping, session, worklet, workflow, mapplet?
In Which Transformation We Can Use Having Clause In Informatica?
What is partitioning? Explain about round-robin, hash partitioning.
what is session partitioning?
what is session partitioning?
Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
what are the reporting tools and difference between them?
what are the production issues in datastage?
Explain etl?
What is a staging area? What is the purpose of a staging area?
how do u set partition points in the mapping?
Do we need an etl tool?
