What are the different methods of loading dimension tables?
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Explain what are the methodologies of data warehousing?
What is up date strategy and what are th options for update strategy?
What are the stages that are required in data warehousing?
Suppose I want to get sales data for the last (suppose 10) dates dynamically using value prompt how can I do it and drag it onto report editor?
Database in use is oracle?
What is scd1 , scd2 , scd3?
how do you use commit frequencies? how does it affect loading performance?
What is is a star schema?
What is the difference between Oracle Express and Oracle Discoverer?
What is Data purging?
What is a Data Warehouse?
Explain what is the difference between stop and abort?