January 2008
AssertEfficientSql →
The assertion intercepts and copies out your MySQL SELECT statements, then calls EXPLAIN on each one, and inspects the results for common problems. The goal is test cases that resist database pessimization, even as you change your data relations, to add new features. If you run your tests after every few changes, you can easily detect which change broke your database‘s indices and relations....
skynet →
Skynet is an open source Ruby implementation of Google’s Map/Reduce framework, created at Geni.com. With Skynet, one can easily convert a time-consuming serial task, such as a computationally expensive Rails migration, into a distributed program running on many computers.