From:
Dave Page <dpage(at)pgadmin(dot)org>
To:
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc:
Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
Subject:
Re: Application name patch - v4
Date:
2009-12-01 16:23:59
Message-ID:
937d27e10912010823n7c54f1a2lc8e8207d615a33e6@mail.gmail.com (view raw or flat )
Thread:
2009-11-26 15:50:15 from Dave Page <dpage(at)pgadmin(dot)org>
2009-11-28 23:47:49 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-11-29 00:27:14 from Joshua Tolley <eggyknap(at)gmail(dot)com>
2009-11-29 01:34:16 from Robert Haas <robertmhaas(at)gmail(dot)com>
2009-11-29 00:51:21 from Andres Freund <andres(at)anarazel(dot)de>
2009-11-29 17:00:54 from Dave Page <dpage(at)pgadmin(dot)org>
2009-11-29 17:22:31 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-11-29 20:03:24 from Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
2009-11-29 23:25:29 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-11-30 00:16:43 from "Florian G(dot) Pflug" <fgp(at)phlo(dot)org>
2009-11-30 07:20:46 from Andres Freund <andres(at)anarazel(dot)de>
2009-11-30 21:11:11 from Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
2009-11-30 21:38:30 from Robert Haas <robertmhaas(at)gmail(dot)com>
2009-11-30 21:54:54 from Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
2009-11-30 22:06:12 from Robert Haas <robertmhaas(at)gmail(dot)com>
2009-11-30 23:59:09 from Bruce Momjian <bruce(at)momjian(dot)us>
2009-12-01 00:11:13 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 00:26:32 from Andres Freund <andres(at)anarazel(dot)de>
2009-12-01 08:59:17 from Dave Page <dpage(at)pgadmin(dot)org>
2009-12-01 09:11:49 from Andres Freund <andres(at)anarazel(dot)de>
2009-12-01 09:16:45 from Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>
2009-12-01 09:18:39 from Dave Page <dpage(at)pgadmin(dot)org>
2009-12-01 16:19:34 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 16:23:59 from Dave Page <dpage(at)pgadmin(dot)org>
2009-12-01 16:28:22 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 16:33:54 from Dave Page <dpage(at)pgadmin(dot)org>
2009-12-01 16:52:31 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-01 18:25:22 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 20:07:06 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-01 20:18:31 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 21:08:06 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-01 21:20:12 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 21:30:53 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-02 05:09:14 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-02 08:14:47 from Magnus Hagander <magnus(at)hagander(dot)net>
2009-12-02 08:34:25 from Dave Page <dpage(at)pgadmin(dot)org>
2009-12-02 15:19:33 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-12-01 09:22:13 from Andres Freund <andres(at)anarazel(dot)de>
2009-12-01 10:46:15 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-01 11:54:03 from Brar Piening <brar(at)gmx(dot)de>
2009-12-01 08:13:58 from Marko Kreen <markokr(at)gmail(dot)com>
2009-12-01 09:30:03 from Tatsuo Ishii <ishii(at)postgresql(dot)org>
2009-11-30 01:01:55 from Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
2009-11-30 01:20:02 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
2009-11-30 02:21:59 from Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
2009-11-30 03:20:53 from Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
Lists:
pgsql-hackers
On Tue, Dec 1, 2009 at 4:19 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> I don't think that we need to bump the protocol version. The real
> alternative here would be that libpq sends a startup packet that
> includes application_name, and if it gets an error back from that,
> it starts over without the app name. The main disadvantage would
> be that you'd get a double connection attempt == more overhead
> anytime you use an 8.5+ libpq to connect to 8.4- server. People
> never complained that hard about the similar double connection attempt
> when 7.4+ libpq connected to 7.3- servers, so maybe we should just
> go that way.
I looked (briefly) at doing that when we first ran into this
suggestion. As you pointed out at the time, it seemed like that would
require some fairly ugly hackery in fe-connect.c
--
Dave Page
EnterpriseDB UK: http://www.enterprisedb.com
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