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GeekInterview.com > Interview Questions > Data Warehousing > DataStage
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Question: Dimensional modelling is again sub divided into 2 types.
Answer:
a)Star Schema - Simple & Much Faster. Denormalized form.
b)Snowflake Schema - Complex with more Granularity. More normalized form.
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| July 07, 2005 04:21:16 |
#1 |
| nukaraj |
Member Since: Visitor Total Comments: N/A |
RE: Dimensional modelling is again sub divided into 2 types.
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i want routine documents and userdefined code of the routine?
And real time senario in datastage |
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