What is the difference between drill through and masterdetail reports?
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Explain which are the olap tools available that are supported by oracle?
What is the difference between an ODS and a W/H?
Ist the schema that a data warehouse system can implements.
What is a Data Cube?
What are the types of dimensional modeling?
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
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 a staging area? Do we need it? What is the purpose of a staging area?
Explain what are necessary tasks to install reportnet software?
Explain how to get the first 100 rows from the flat file into the target?
What is surrogate key? Explain with examples.
How to use the tool Ontobulider