Explain what is batch and describe about types of batches?
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What are situations where snowflake schema is better than star schema when the opposite is true?
Explain the main differences between star and snowflake schema?
What are the data types present in bo?
What is multi-dimensional analysis?
Explain datawarehousing?
Explain er diagram?
What is the goal of optimizer?
What is the main difference between star and snowflake star schema? Which one is better and why?
Explain what are non-additive facts?
What is source qualifier?
What is ?Data mining??
What is data stream and data adaopter?