Explain which are the olap tools available that are supported by oracle?
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What is IQD file?
Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?
What is the difference between a data warehouse and a data mart?
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What is the very basic difference between data warehouse and operational databases?
What is difference between Mapplet and reusable transformation?
How to create different types of templates?
Difference between ODS and Staging
What are the difference between snow flake and star schema?
What are the stages that are required in data warehousing?
Explain in detail abt measure objects? And what is the use of it? How to create it?
How can you implement many relations in star schema model?
What are the steps to build the datawarehouse?