What is the goal of optimizer?
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What is called data cleaning?
What is meant by metadata in context of a data warehouse and how it is important?
How to load the time dimension?
What are the difference between snow flake and star schema? What are situations where snow flake schema is better than star schema to use and when the oppositeis true?
Explain bus schema?
What is cfapplication tag?
what type of raid setup would you put your tx logs?
Define data warehouse?
Explain what are the different methods of loading dimension tables?
Why is business intelligence (bi) important in data warehousing?
How can we run the graph? What is the procedure for that? How can we schedule the graph in unix?
What are the different types of datawarehosuing?