Re: graph representation of data structures in optimizer - Mailing list pgsql-hackers

From Adriano Lange
Subject Re: graph representation of data structures in optimizer
Date
Msg-id 499DBE72.1040709@c3sl.ufpr.br
Whole thread Raw
In response to Re: graph representation of data structures in optimizer  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: graph representation of data structures in optimizer  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
Tom Lane escreveu:
> But really I think the problem with this approach is that the
> information density is too low --- imagine what it would look like in a
> six-or-more-way join.  I don't think the graphical approach is helpful
> at all here.

I was thinking about the hard visualization and navigability in the 
graph. I think that a good solution for this would be a dynamic 
navigability in their nodes and a rearrange their positions by focused 
node. I'm not remembering now, but I've saw a tool like this.

Thanks

--
Adriano Lange
C3SL/UFPR - www.c3sl.ufpr.br


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