Explain how are the dimension tables designed?
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Suppose date is 05sep2005; I want the output like 05sep2005:00:00:00 ; how it will come?
Explain grouped cross tab?
What is the difference between metadata and data dictionary?
How can you clear the cache?
How to reduce warnings?
what is hybrid schema
what is the difference between MOLAP and ROLAP?
How can Oracle Materialized Views be used to speed up data warehouse queries?
Explain what are necessary tasks to install reportnet software?
Explain the advantages of raid 1, 1/0, and 5. What type of raid setup would you put your tx logs.
Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?
What is a cube in data warehousing concept?