Explain what is ods (operation data source)?
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What are the approaches used by optimizer during execution plan?
What is is the guidelines to build universe with better performance? R performance tuning issues of universes?
Explain what is the main difference between inmon and kimball philosophies of data warehousing?
Explain what are necessary tasks to install reportnet software?
What are universe requirements?
if we increase the number of dimensions will the rows in fact table increase or decrease??
What we will do with the universe for faster process?
What are aggregate fact tables ? why they are needed? give an example
What is batch processing?
how to find unique records in informatica level
List down some of the real time data-warehousing tools?
What is a data warehousing?