A close look at the TDWI-Forrester Quarterly Technology Survey of 290 data warehouse (DW) users shows that there are multiple winners in the dynamic and growing market for data warehousing based on the dominant design of the relational database. In the 18 months between our last survey in May 2003 (not shown) and the August 2004 survey (see Figure 1):

Figure 1: Database Platforms for Production Data Warehousing

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