This page provides a starting point for finding information about web services.
Web services are self-contained, modular applications that can be described, published, located, and invoked over a network. They implement a services oriented architecture (SOA), which supports the connecting or sharing of resources and data in a very flexible and standardized manner. Services are described and organized to support their dynamic, automated discovery and reuse.
With most scenarios, existing UDDI registries are migrated automatically when you migrate to the current level of WebSphere® Application Server. However, if your existing UDDI registry uses a network Apache Derby database or a DB2® UDDI Version 2 database, there are some manual steps that you must take.