In last month’s column we focused on business process maturity and taking the pulse of the organization from a data warehouse readiness perspective. This month, we will focus on the first critical step in our data warehouse development life cycle process – the initiation and planning phase.

In setting up our data warehouse project, a number of perceptions and prejudices come to mind. The biggest, or at least most significant, perception which must be addressed is determining if we are really building a data warehouse. A data warehouse has four primary characteristics as defined by Bill Inmon:

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