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Categories >> Software >> Data-Warehouse >> Business-Objects
 
 
 
Question
what is the difference b/w star and snowflack schema in 
dataware house?
 Question Submitted By :: Zeeshan
I also faced this Question!!     Rank Answer Posted By  
 
Answer
Star schema: one fact table is sorrounded by de-normalised 
dimension table. In star schema we dont have any extended 
dimension tables.
Snow flake schema: one fact table is sorrounded by 
ormalised dimension table.In Snowflake schema we can have 
extended dimension tables.
 
5
Shekar
 
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