What are the possible data marts in retail sales?
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Explain what is fact less fact table? Where you have used it in your project?
Explain functional dependency?
List down some of the real time data-warehousing tools?
Tell me the Top 10 features of oracle that supports datawarehousing.
Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?
How to drill through from a powerplay cube to reportnet?
What are the different types of data warehousing?
What is the use of incremental aggregation? Explain me in brief with an example?
Explain what is the main difference between inmon and kimball philosophies of data warehousing?
What is data type of the surrogate key?
Explain what is cost benefit analysis (cba)?
Explain techniques of error handling - ignore , rejecting bad records to a flat file , loading the records and reviewing them (default values)?