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Explain the key challenges that you face while performing etl testing.
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Mention few test cases and explain them?
What are the names of the layers in etl?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
please tell me any easy ways of testing the Data warehouse project. In my project we are not using any tools for ETL. we are writing scripts in SCRIPTELLA. And we using Pentaho tool for Reporting How can i test all these. please tell me ASAP. thanks in adavance
what is the difference between date cache and lindex cache?
if i have a query as flat file how can we load data to target table
what is SMP AND MPP?
you have created a lookup transformation for a certain condition which if true returns multiple rows. when you go to the target and see only one row has come and not all. why is it so and how it can be corrected.
what are Lookup caches options? Including persistent caches.
what is the difference between cardinality and Nullability?
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?
Where can i get informatica certification Exam dumps and details? please forward it to emailid: krisboppana@yahoo.com
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