Light on details. InnoDB can be really really slow if you have random keys e.g. http://stackoverflow.com/questions/9819271/why-is-mysql-innodb-insert-so-slow h

Light on details. InnoDB can be really really slow if you have random keys e.g. http://stackoverflow.com/questions/9819271/why-is-mysql-innodb-insert-so-slow http://stackoverflow.com/questions/9819271/why-is-mysql-inno... And there's no mention of TokuDB http://www.tokutek.com/products/tokudb-for-mysql/ http://www.tokutek.com/products/tokudb-for-mysql/ which is massively worth investigating