SOA: Data Caching to Avoid Performance Pitfalls.

This article focuses on data access in a service-oriented architecture (SOA) and prescribes a way for architects to avoid performance compromises. It outlines a solution that injects high performance into data services using middle-tier caching technologies. Examples of caching options are presented. Necessary qualities of a middle-tier data management solution are identified. The article also discusses key issues that computer architects need to be aware of including real-time performance and scalability, direct access to data and client/server options.