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How many types of facts and what are they?
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What is the very basic difference between data warehouse and operational databases?
What is the goal of optimizer?
Explain what is the main difference between inmon and kimball philosophies of data warehousing?
What are cursors?
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
what are different ways of loading data to data warehouse using oracle?
Explain difference between data ware house & data mart?
What is ?Data mining??
Explain what are the steps to build the data warehouse?
What is a general purpose scheduling tool?
What is Factless fact table? In which purpose we are using this in our DWH projects?Plz give me the proper answer. Thanks, Ramesh
What is edw?
Teradata 
