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Graphics Interchange Format  |  1997-01-15  |  54.0 KB  |  463x340  |  4-bit (16 colors)
   ocr: Time Dimension Sales Fact Agg by Category Time Key Time Key Category (shrunken Dimension Product) Day ofWeek Category_Key Day Number Store Key Category_Key Week Number Dollar Sales Category Month Unit Sales Department Fiscal Period Dollar Cost Season Store Dimension Store Key Store Name Address City State Floorplan Type Frozen. Sgit igure 2. The aggregated star join schema derived from Fiqure 1 by aggregating the product dimension up to the category level.