At the May 2009 Boston MySQL User Group, Giuseppe Maxia of Sun Microsystems gave a presentation about MySQL 5.4 with use cases and benchmarks to show how it outperforms all other current MySQL releases (including the Google patches and the OurDelta/Percona releases).
The slides can be downloaded from http://www.slideshare.net/datacharmer/mysql-54-theory-and-practice
The video can be watched below, or directly on YouTube at http://www.youtube.com/watch?v=giT4SYXuVqA&hl
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