Posts with keyword: databases


You Should Be Listening to Money:Tech

We just launched a new series on IT Conversations: Money:Tech. You might think "I don't care about financial services" (especially now), but they have some interesting, relevant problems. The first show illustrates that well. In Data and Capital Markets, Michael Stonebraker discusses why traditional relational databases don't work for many of the problems that financial systems face. Along the way he talks about the power of linguistic abstraction and gives the reason that Oracle, DB2, Sybase, and other "elephant vendors" products run 30-100 times slower than the best solution in a range of problem spaces. For anyone who's interested
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CouchDB from 10,000 Feet

Jan Lehnardt and Damien Katz(click to enlarge) Damien Katz and Jan Lehnardt are talking about CouchDB. My students have mentioned it several times and we've had brief discussions about it, but I've never spent much time on it. This seemed like my chance. CouchDB's goal is a simple, non-relational database. Damien started the CouchDB project after working for a number of years on the Lotus Notes project. He loved the document model of the data store (as did a lot of other people). He wanted an open source version of that model and CouchDB was born. In real life,
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Amazon's SimpleDB

Jay Ridgeway from Nextumi(click to enlarge) This afternoon, I was torn between the session on botnets and one on Amazon's SimpleDB by Mike Culver and Jay Ridgeway. I chose the latter. The goal is a durable, flexible datastore at a cheap price: $0.14 per machine house, $0.10/Gb into the cloud and $0.18/Gb out. The API call list is short. Domains are used to partition data. You can think of them as tables, that helps. To add something to a domain you use this syntax: PUT (item, 123), (description, Sweater), (color, Red), (color, Blue) The first name-value tuple is the
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Amazon's SimpleDB

I just posted piece at Between the Lines on Amazon's latest announcement: SimpleDB, a database service in the cloud. I gave it the title "Economics that are impossible to stop" because that what I think Amazon's doing: changing the whole economic model of how people build large scale distributed applications.
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