What is a source qualifier?
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Explain piconet?
What are the reasons to use a chameleon method in data warehousing?
What is type 2 version dimension?
What is the function of etl when used in data warehousing?
Which is the optimized method of extracting the data.
Advantages of de normalized data?
Explain what are the various transformation available?
What is the difference between junk dimension and degenerated dimension?
How can we run the graph? What is the procedure for that?
What is difference between a connected look up and unconnected look up?
What are different deliverables according to phases?
Explain what are the basic needs to join two sources in a source qualifier?