Explain what are non-additive facts in detail?
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What is the main difference between star and snowflake star schema? Which one is better and why?
What is Molap and Rolap? What is Diff between Them?
Explain the difference between data ware house & data mart?
What are universe requirements?
Hi, i want to do certification in datawarehouse?? which certification is best in current trend?? pls mention the cost also if u can....
What is a data warehousing?
How can we run the graph?
Suppose date is 05sep2005; I want the output like 05sep2005:00:00:00 ; how it will come?
What is the "junk dimension"? Give with examples?
What are the advantages of raid 1, 1/0, and 5. What type of raid setup would you put your tx logs?
Explain how does tuple-oriented relational calculus differ from domain-oriented relational calculus?
Explain the definition of normalized and denormalized view and what are the differences between them?