目前还没有书籍，但有一个关于这个主题的有趣讨论 http://aac2009.confreaks.com/06-feb-2009-14-30-writing-multi-tenant-applications-in-rails-guy-naor.html

There are no books just yet, but there's an interesting talk on the subject http://aac2009.confreaks.com/06-feb-2009-14-30-writing-multi-tenant-applications-in-rails-guy-naor.html

您可以使用宝石.

https://github.com/wireframe/multitenant