What is a hash cluster?
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How to calculate fact table granularity?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
Explain me what are data marts?
Explain Process flow in data warehouse??
How much data hold in one universe.
What is a look up function? What is default transformation for the look up function?
What is difference between a connected look up and unconnected look up?
Explain what are conformed dimensions?
What is query panel?
Explain conformed fact?
What is the metadata extension?
What are the reasons to use a chameleon method in data warehousing?