Compare aggregates and data marts
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where exactly in dataware house a confirmed dimension can be created
Advantages of de normalized data?
what is a hot file, why we need in datawarehousing, where we used in general
what is an use case?
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What is difference between e-r modeling and dimensional modeling?
how do you use commit frequencies? how does it affect loading performance?
What is the extension of file to save template?
Explain what are the tasks that loadmanger process will do?
Explain what are necessary tasks to install reportnet software?
how can one transfer LOB and user defined data from oracle to warehouse using ETL informaticabecause
What are the stages that are required in data warehousing?
Which one among Star and snowflake schemas will occupy more space?
Teradata 
