Lots of guessing, hypothesizing, and imagineering for information that is readily available. Here's a start: http://engineering.twitter.com/2012/04/mysql-at-tw

Lots of guessing, hypothesizing, and imagineering for information that is readily available. Here's a start: http://engineering.twitter.com/2012/04/mysql-at-twitter.html http://engineering.twitter.com/2012/04/mysql-at-twitter.html http://highscalability.com/blog/2011/12/19/how-twitter-stores-250-million-tweets-a-day-using-mysql.html http://highscalability.com/blog/2011/12/19/how-twitter-store... http://www.percona.com/live/mysql-conference-2012/sessions/gizzard-scale-twitters-mysql-sharding-framework http://www.percona.com/live/mysql-conference-2012/sessions/g... http://www.slideshare.net/yousukehara/introduction-of-twitter-gizzard#btnNext http://www.slideshare.net/yousukehara/introduction-of-twitte... http://engineering.twitter.com/2010/05/introducing-flockdb.html http://engineering.twitter.com/2010/05/introducing-flockdb.h... http://www.infoq.com/news/2009/06/Twitter-Architecture http://www.infoq.com/news/2009/06/Twitter-Architecture http://engineering.twitter.com/2010/05/introducing-flockdb.html http://engineering.twitter.com/2010/05/introducing-flockdb.h... https://github.com/twitter https://github.com/twitter