What is data analysis?
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What is the difference between snowflake and star schema? What are situations where snowflake schema is better than star schema when the opposite is true?
What is the capacity of power cube?
How can we acheive correlated sub-query in designer?can anyone help me in this regard?
What is meant by metadata in context of a data warehouse and how it is important?
What is the difference between Oracle Express and Oracle Discoverer?
Why should we use data ware housing and how can you extract data for analysis with example?
What are fundamental stages of data warehousing?
Briefly state different between data ware house & data mart?
Advantages of de normalized data?
What is mean by aggregate aware?
Can any one explain the hierarchies level data warehousing.
What is the main difference between inmon and kimball philosophies of data warehousing?