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What is the purpose of Dataware Control?
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What are cursors?
suppose data are coming from different locations and those data will not change . is there any need to use surrogate key ?
Briefly state different between data ware house & data mart?
How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.
What is the difference between junk dimension and degenerated dimension?
What are the approaches used by optimizer during execution plan?
What is pre-emptive and non-pre-emptive?
What is a Data Warehouse?
Difference between slicing and dicing with example?
What is data merging, data cleansing and sampling?
After the generation of a report to whom we have to deploy or what we do after the completion of a report?
Explain what is the data type of the surrogate key?
Teradata 
