Tom, > (I'm not certain of how to do that efficiently, even if we had the > right stats :-()
I was actually talking to someone about this at pgWest. Apparently there's a fair amount of academic algorithms devoted to this topic. Josh, do you remember who was talking about this? -- --Josh Josh Berkus PostgreSQL San Francisco -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers