From: "M. Edward (Ed) Borasky" Date: 2008-04-07T13:20:28+09:00 Subject: Re: Arbitrary mathematical relations, not just hashes Julian Leviston wrote: > You could use ActiveRecord. With SQLite as the database, it might be pretty fast unless the relations are huge. If the problems are large, something like Erlang's "Mnesia" database might be better than ActiveRecord.