When Ruby on Rails 3.0 was first released, it wasn’t as fast as previous versions of the Web development framework. Now Rails has released version 3.0.3 that brings back some of that missing performance.
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“How about some free speed? Well, here you go. Rails 3.0.3 includes a much faster version of Active Record that reclaims the performance lost when we went from Rails 2.3.x to 3.x and then some,” Rails founder David Heinemeier Hansson wrote in a blog.
The update also includes some minor bug fixes.