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Explain what is the difference between olap and datawarehosue?
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What is a data profile?
Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meetthe condition.
What is the very basic difference between data warehouse and operational databases?
List any five applications of data warehouse.
What is the difference between Datawarehouse and OLAP?
What is the goal of optimizer?
Can you pass sql queries in filter transformation?
What is the use of dimensional modeling in data warehousing?
Suggest a good author for hyperion in data warehousing?
Write a short note on data warehousing & three-Tier Warehouse architecture in detail.
What are the different ways to represent the loading of dimension tables?
What are snapshots? What are materialized views & where do we use them?
Teradata 
