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What is drill-through?
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what is parallel query?
difference between For each and for all
wht is degenerated dimension ?it's uses?
Explain clustering algorithm?
Which parameter specified in the default storage clause of create tablespace cannot be altered after creating the table space?
What are the key columns in Fact and dimension tables?
Explain what are data marts?
What is the difference between a data warehouse and a data mart?
15 Answers Apex, ASD Lab, Bank Of America,
Explain the differences between normalizer and normalizer transformation?
If your client approaches you and says that he wants to create a Datawarehouse, and provides just the info regarding his source systems. What are all the neccessary actions one is supposed to take/understand and get back with a comprehensive document which convinces the client to proceed with the DW initiative. What are all the documents we need to provide the client?
Explain conformed fact?
What is the use of dimensional modeling in data warehousing?
Teradata 
