From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Dave Cramer <dave@fastcrypt.com>
Cc: PostgreSQL Development <pgsql-hackers@postgresql.org>
Subject: Re: Roadmap for FE/BE protocol redesign
Date: Fri, 21 Mar 2003 11:15:32 -0500 (EST)
Message-ID: <200303211615.h2LGFXO02304@candle.pha.pa.us> (raw)
In-Reply-To: <13358.1048263075@sss.pgh.pa.us>
Sounds good.
---------------------------------------------------------------------------
Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > What I was wondering is if we could create a currval() call that takes
> > no arguments, and returns the most recent sequence id assigned.
>
> Why? That's still an extra query that the client has to issue, and
> currval in that form would be an amazingly fragile programming tool.
> (What if some trigger causes an autoincrement on some other sequence
> than the one you are thinking about?)
>
> I liked the INSERT ... RETURNING and UPDATE ... RETURNING syntax
> extensions that Philip Warner (IIRC) proposed awhile back. Those would
> get the job done much more flexibly than anything else that's been
> suggested. That's why I think it's a language problem and not a
> protocol problem.
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 5: Have you checked our extensive FAQ?
>
> http://www.postgresql.org/docs/faqs/FAQ.html
>
--
Bruce Momjian | http://candle.pha.pa.us
pgman@candle.pha.pa.us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: pgsql-interfaces@postgresql.org
Cc: pgman@candle.pha.pa.us, tgl@sss.pgh.pa.us, dave@fastcrypt.com, pgsql-hackers@postgresql.org
Subject: Re: Roadmap for FE/BE protocol redesign
In-Reply-To: <200303211615.h2LGFXO02304@candle.pha.pa.us>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox