Re: Wal-Mart data warehouse still growing

Does anyone know where I can get my hands on this in the UK ? Michael E Willett wrote: } } The December 9 issue of Information Week has a feature article } on Wal-Mart with a lot of material about their data warehouse. } } "Wal-Mart can be more detailed than most of its competitors on } what's going on by product, by store, by day---and act on it." } } Besides their NCR Teradata databases, and six terabytes on } Hitachi and IBM mainframes, Wal-Mart has 500 GB on hundreds of } servers running Informix's Online Dynamic Server database. The } "personality traits" of each of the 3,000 stores or outlets are } used to determine product mix and presentation at each store. } } Wal-Mart is beginning to roll out a new data mining application } based on a 4,000 processor parallel computer. The application } tracks individual product sales by individual store. A seasonal } sales profile is determined to predict which items will be needed } in each store. Next they're going to data mine customers' total } purchases to analyze relationships and patterns in customer } purchases. Today, 3,500 users make 10,000 database inquiries } daily. } } This is a well-written IW article with a lot more useful information } in it. Well worth the reading. } } Mike Willett } Storage Computer } http://www.storage.com/