Re: EXPLAIN omits schema?
От | Magnus Hagander |
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Тема | Re: EXPLAIN omits schema? |
Дата | |
Msg-id | 20070613124931.GD18068@svr2.hagander.net обсуждение исходный текст |
Ответ на | Re: EXPLAIN omits schema? (Alvaro Herrera <alvherre@commandprompt.com>) |
Ответы |
Re: EXPLAIN omits schema?
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Список | pgsql-hackers |
On Wed, Jun 13, 2007 at 08:47:30AM -0400, Alvaro Herrera wrote: > Magnus Hagander wrote: > > > Just to open a whole new can of worms ;-) > > > > I read an article a couple of days ago about the "machine readable showplan > > output" in SQL Server 2005 (basically, it's EXPLAIN output but in XML > > format). It does make a lot of sense if yourp rimary interface is != > > commandline (psql), such as pgadmin or phppgadmin. The idea being that you > > can stick in *all* the details you want, since you can't possibly clutter > > up the display. And you stick them in a well-defined XML format (or another > > format if you happen to hate XML) where the client-side program can easily > > parse out whatever it needs. It's also future-proof - if you add a new > > field somewhere, the client program parser won't break. > > > > Something worth doing? Not to replace the current explain output, but as a > > second option (EXPLAIN XML whatever)? > > FYI a patch was posted for this some time ago, because a friend of mine > wanted to help a student to write an EXPLAIN parsing tool. Didn't see that one. Explain in XML format? Got an URL for it, I can't seem to find it on -patches. //Magnus
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