What are the different types of join operations?
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Explain what is fact less fact table? Where you have used it in your project?
What are the primary ways to store data in OLAP?
Explain how to get the first 100 rows from the flat file into the target?
Explain what are the various methods of getting incremental records or delta records from the source systems?
What is Active Datawarehousing?
Explain what are non-additive facts?
What is dimensional modelling?
What are the data marts?
What is confirmed dimension?
What is the 4 + 1 view model as it relates to system modeling?
Explain clustering algorithm?
What is the difference between Datawarehouse and OLAP?