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What is operational data store (ods)?
Explain the difference between view and materialized view?
Start a batches with in a batch?
What are the different types of join operations?
What are the different models used in cluster analysis?
for data loading in oracle, what are conventional loading , what are conventional loading and direct-path loading?
How can we schedule the graph in unix?
Explain what is the difference between stop and abort?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
Explain the data type of the surrogate key?
Explain what is the difference between view filter and report filter?
What is meant by metadata in context of a data warehouse?
What is the purpose of Dataware Control?
What is real-time datawarehousing?
Explain what are the possible data marts in retail sales?
