Continuing my recent focus on packaged business intelligence (PBI), this month's column addresses some of the major architectural considerations in the purchase of PBI, particularly those that are Category 2 (i.e., expected to have enterprise-wide impact). The major areas of consideration, other than price, are methodology, data sourcing, the applications and the data model.

One of the most valuable byproducts of the data warehousing revolution in the early 1990s was the development of several sophisticated iterative development methodologies –­ for example, Iterations from Prism. These have become standard in the industry for customer relationship management (CRM), data warehousing and business intelligence projects, and for many others as well.

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