What are the advantages of raid 1, 1/0, and
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What is surrogate key?
Explain what is real time data-warehousing?
What is the limit to the number of sources and targets you can have in a mapping?
What are the types of SCD?
Suggest a good author for hyperion in data warehousing?
Explain what are the mapping paramaters and maping variables?
Explain bus schema?
explain about dirty dimension?
What is the very basic difference between data warehouse and operational databases?
Tell me the Top 10 features of oracle that supports datawarehousing.
Why fact table is in a normal form?
What is mean by aggregate aware?