In last month's column, I began an in-depth series about master data management (MDM) in a service-oriented architecture (SOA). That column focused on the process component of the MDM framework that must be built to implement an SOA. This column continues that discussion and focuses on the technology necessary to support the MDM framework.

The technology behind the MDM framework consists of an explicit, layered path for data to move through the framework. First is the data integration layer that retrieves data from all applicable IT systems. This layer consists of messaging, synchronization, cross-referencing, mapping and process management tools. Here, data from organizational IT systems is cleansed, transformed, loaded and routed to the next layer: the data management layer.

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