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Dimensional.Modeling.Cookbook
Thursday, March 11, 2010
star schema rule 0 - a star
A star schema contains one fact table and one or more dimension tables.
The dimensions relate to the fact directly and on their surrogate keys.
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Data Warehousing issue
star schema rule 0 - a star
star schema rule 4 ... no fact to fact
star schema rule 3 ... no dimension to dimension
star schema rule 2 ... dimension table
star schema rule 1 ... fact table
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