Re: Recursive queries?

From: Robert Treat <xzilla(at)users(dot)sourceforge(dot)net>
To: Hans-Jürgen Schönig <postgres(at)cybertec(dot)at>
Cc: Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Recursive queries?
Date: 2004-02-04 14:55:44
Message-ID: 1075906544.26805.20.camel@camel
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On Wed, 2004-02-04 at 05:28, Hans-Jürgen Schönig wrote:
> Christopher Kings-Lynne wrote:
> >> There is a website somewhere where a guy posts his patch he is
> >> maintaining that does it. I'll try to find it...
> >
> >
> > Found it. Check it out:
> >
> > http://gppl.terminal.ru/index.eng.html
> >
> > Patch is current for 7.4, Oracle syntax.
> >
> > Chris
>
>
> I had a look at the patch.
> It is still in development but it seems to work nicely - at least I have
> been able to get the same results with Oracle.
>
> I will try it with a lot of data this afternoon so that we can compare
> Oracle vs. Pg performance. I expect horrible results ;).
>
> Does this patch have a serious chance to make it into Pg some day?
> I think Oracle's syntax is not perfect but is easy to handle and many
> people are used to it. In people's mind recursive queries = CONNECT BY
> and many people (like me) miss it sadly.
>
> If this patch has a serious chance I'd like to do some investigation and
> some real-world data testing.
>

Seems it has no chance of getting in as it is GPL'd code... so step one
would be convincing him to relicense it.

As a side note, I thought Joe Conway also had an implementation of
this...

Robert Treat
--
Build A Brighter Lamp :: Linux Apache {middleware} PostgreSQL

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