I saw Aaron Patterson's presentation at RubyConf this year, which I have to say was just as funny as informative. It was essentially all about squeezing every b

I saw Aaron Patterson's presentation at RubyConf this year, which I have to say was just as funny as informative. It was essentially all about squeezing every bit of performance out of ARel. He ended up rewriting a good portion of ARel as well. If anyone is interested, the ticket with benchmarking stats can be viewed here: https://rails.lighthouseapp.com/projects/8994/tickets/5098-rails-3-beta-4-activerecord-5x-slower-than-rails-235 https://rails.lighthouseapp.com/projects/8994/tickets/5098-r...