Tell me what is full load & incremental or refresh load?
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why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What Oracle tools can be used to design and build a W/H?
Difference between ODS and Staging
What is partitioning? What are the types of partitioning?
What are the advantages of cold fusion?
Explain what are conformed dimensions?
Where the data cube technology is used?
What is an error log table in informatica occurs and how to maintain it in mapping?
How to know the time taken for particular report execution?
Explain why denormalization is promoted in universe designing?
What is Molap and Rolap? What is Diff between Them?
what are different ways of loading data to data warehouse using oracle?