| From: | Adriano Lange <adriano(at)c3sl(dot)ufpr(dot)br> |
|---|---|
| To: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: graph representation of data structures in optimizer |
| Date: | 2009-02-19 01:12:53 |
| Message-ID: | 499CB215.1060201@c3sl.ufpr.br |
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| Lists: | pgsql-hackers |
Robert Haas escreveu:
> That is pretty cool.
>
> It would help a lot to label the baserels with their names.
>
> You might also want to move the RestrictInfo out of line so that it's
> easier to see where the inner and outer joinpath arrows are going.
Humm. Maybe this is not easy to do in dot command line graph generator.
Perhaps I should to try this in other application. The output generated
by debug is only a text plain description of vertex and edges, without
any information about position or path. See the attached file.
> It would be really sweet if there were some compact way to see the pathkeys.
Several attributes and objects are missing yet, but I will add them.
Thanks,
Adriano Lange
C3SL/UFPR - www.c3sl.ufpr.br
| Attachment | Content-Type | Size |
|---|---|---|
| RelOptInfo_graph.dot | application/x-crossover-dot | 8.6 KB |
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