Explain what are components of reportnet?
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What are the steps of implementing data warehousing?
Where we use surrogate key explain with example?
What is the very basic difference between data warehouse and operational databases?
Explain what are the different types of data warehousing?
Explain how are the dimension tables designed?
In a star schema, are foreign key constraints between facts and dimensions neccessary?
What is normalization, first normal form, second normal form, third normal form?
What are snapshots? What are materialized views & where do we use them?
How can we acheive correlated sub-query in designer?can anyone help me in this regard?
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
What is a real-time data warehouse? How is it different from near to real-time data warehouse?
Explain what are the modules in power mart?