what is parallel query?
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Explain where do we use semi and non additive facts?
What is a ETL/ How does Oracle support the ETL process?
What is a fact table?
What is Bulk Insert?
Explain what is data validation strategies for data mart validation after loading process?
what is difference between drill & scope of analysis?
Suggest a good author for hyperion in data warehousing?
Explain piconet?
What are the difference between snow flake and star schema? What are situations where snow flake schema is better than star schema to use and when the oppositeis true?
What is the difference between aggregate table and materialized view?
What is cubes?
What are the different methods of loading dimension tables?