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Suggest a good author for hyperion in data warehousing?
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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?
How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
How can you set the session management?
What are the mapping paramaters and maping variables?
What is mean by aggregate aware?
How can you clear the cache?
What are data modeling and data mining? Where it will be used?
Which columns go to the fact table and which columns go the dimension table?
Suppose date is 05sep2005; I want the output like 05sep2005:00:00:00 ; how it will come?
What is DTM session?
What is Time Series algorithm in data mining?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
Teradata 
