The Future of Databases : ""Ever wonder where database technology is going? This is something that Turing award winner Jim Gray from Microsoft has given a lot of thought to. He recently published an article in which he looks at the many forces pushing database technologies forward, and what those new technologies will look like. Gray writes, 'the greatest of these [research challenges] will have to do with the unification of approximate and exact reasoning. Most of us come from the exact-reasoning world -- but most of our clients are now asking questions that require approximate or probabilistic answers."