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On Mon, Apr 12, 2010 at 12:22 PM, Jonathan Rochkind <[log in to unmask]>wrote: > The thing is, the NoSQL stuff is pretty much just a key-value store. > There's generally no way to "query" the store, instead you can simply look > up a document by ID. > > Schemaless != "no way to query". Key-value stores, like memcache, are just one end of what most consider the nosql spectrum. For instance, I can query my CouchDB instances through the different views I create. I thought this blog post had an interesting take on NoSQL, although this guy, Mike Stonebreaker of VoltDB, obviously has a horse in the race. http://cacm.acm.org/blogs/blog-cacm/50678-the-nosql-discussion-has-nothing-to-do-with-sql/fulltext --jay