What is the use of dimensional modeling in data warehousing?
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What is meant by metadata in context of a data warehouse?
Give some difference between oltp and olap.
Where the applications and where ware house management system is used?
What is the limit to the number of sources and targets you can have in a mapping?
what is the difference between etl tool and olap tools
What is data validation strategies for data mart v?
Explain what is the difference between datawarehouse and bi?
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Explain the difference between oltp and olap?
What are the different models used in cluster analysis?
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What is data warehosuing hierarchy?