Is there any rownum object from which we can do this?
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How do we design a universe?
What is surrogate key?
What is dimension modeling?
What is up date strategy and what are th options for update strategy?
What is an IDQ file? What is the purpose of the IDQ file and what kindof information does it usualy hold? Can it be imported by informatica?
What are the different types of fact tables used in data warehousing?
What are the key columns in Fact and dimension tables?
Explain what is ods (operation data source)?
Suppose if a session fails after loading of 10,000 records in to the target.how can you load the records from 10001 the record when you run the session next time?
Explain the definition of normalized and denormalized view and what are the differences between them?
Explain what are the tasks that loadmanger process will do?
What are the steps to build the datawarehouse?