Re: graph representation of data structures in optimizer

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От Peter Eisentraut
Тема Re: graph representation of data structures in optimizer
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Msg-id 200902192233.41370.peter_e@gmx.net
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Ответ на Re: graph representation of data structures in optimizer  (Adriano Lange <adriano@c3sl.ufpr.br>)
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On Thursday 19 February 2009 22:17:54 Adriano Lange wrote:
> 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.

http://prefuse.org could be useful for that.


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