back room design

dshapourian at 19h03
08
Dec
2010
back room design

I have a question. What is the difference between Relation database Design DW(3nf, like the source system) and create a data mart in star schema from that and Dimensional DW (back room the kitchen) and then start schema for presentation.

Thanks
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08/12/2010 at 19h03 by "dshapourian"