From: "andrew cooke" <andrew@...>
Date: Sat, 13 Oct 2007 13:49:34 -0400 (CLT)
Somewhere I have some incomplete code that implements datalog in SQL. One of the problems I faced was destructive updates - how much of the data did I need to recalculate. I think this work may be relevant: http://blog.plover.com/2007/10/12/#catalan-squared Andrew