Re: What databases have taught me
From: Marshall <marshall.spight_at_gmail.com>
Date: 25 Jun 2006 17:39:20 -0700
Message-ID: <1151282360.639939.48970_at_i40g2000cwc.googlegroups.com>
Date: 25 Jun 2006 17:39:20 -0700
Message-ID: <1151282360.639939.48970_at_i40g2000cwc.googlegroups.com>
Dmitry A. Kazakov wrote:
>
> My feeling is that it could turn quite hard for RA. That's why I've
> presented it! (:-)) The feeling is based on a trivial observation that the
> nodes of the dual graph aren't present in the original graph either as
> nodes or as relations. You have to "invent" them (identify the regions).
Marshall Received on Mon Jun 26 2006 - 02:39:20 CEST