Data Warehouse Trends.... The Cost Of Implementation...

Cost

Number of Data Marts

Data Marts

Data Warehouse

“With Approximately 70% of the cost of a data mart allocated to the data architecture and approximately 50% of this being redundant costs for each data mart, a data warehouse is more cost effective and provides greater flexibility.” Gartner Group November 1998

Source: Gartner Group Beyond Datawarehouses, Nov. 1998

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