What is data mart in data warehouse?
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for data loading in oracle, what are conventional loading , what are conventional loading and direct-path loading?
What are session timeout and application timeout? Where we have to do this process?
What is data analysis? Where it will be used?
What is cubes?
Explain what is a staging area? Do we need it? What is the purpose of a staging area?
Explain what is data validation strategies for data mart validation after loading process?
How many types of facts and what are they?
what is parallel query?
What is application.cfm?
What are aggregate tables and aggregate fact tables?
Suppose your client wants to ensure only specific users can create reports in query studio with other users creating reports using report studio. How can this be accomplished?
Explain what are the possible data marts in retail sales?