From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | "Nigel J(dot) Andrews" <nandrews(at)investsystems(dot)co(dot)uk> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Lamar Owen <lowen(at)pari(dot)edu>, "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org>, "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Dennis Gearon <gearond(at)fireserve(dot)net>, Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net>, PgSQL General ML <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: State of Beta 2 |
Date: | 2003-09-27 21:59:20 |
Message-ID: | 200309272159.h8RLxK315718@candle.pha.pa.us |
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Lists: | pgsql-general |
Nigel J. Andrews wrote:
> > > The reason that it needs to be rewritten in C is that it needs access to
> > > internal stuff that the backend doesn't expose. (For example, the
> > > transaction counter, end-of-WAL pointer, etc.) I don't think Perl would
> > > offer anything except creating an entirely new dependency for Postgres.
> > > Also, C code would be easier to keep in sync with the backend code that
> > > accesses the same stuff.
> >
> > True, but doing all that text manipulation is C is going to be very hard
> > to do and maintain.
>
> What about using embedded perl? I've never done it before but the mention of it
> in manpages has flashed past my eyes a couple of times so I know it's possible.
>
> Did the discuss decide on what was required for this. Last I noticed was that
> there was a distinction being made between system and user tables but I don't
> recall seeing a 'requirements' summary.
My guess is that we could do it in Perl, and call some C programs as
required.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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