Re: Proposal for better support of time-varying timezone abbreviations

From: Michael Meskes <meskes(at)postgresql(dot)org>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Michael Meskes <meskes(at)postgresql(dot)org>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Proposal for better support of time-varying timezone abbreviations
Date: 2014-10-22 08:00:23
Message-ID: 20141022080023.GA8495@feivel.credativ.lan
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On Wed, Oct 15, 2014 at 09:50:16AM -0400, Tom Lane wrote:
> The same thought had occurred to me. Probably the main use of the
> datetime parsing code in ecpg is for interpreting outputs from the
> server, and (at least by default) the server doesn't use timezone
> abbreviations when printing timestamps. So maybe that's largely
> dead code anyhow. I would not propose back-patching such a change,
> but we could try it in 9.5 and see if anyone complains.

Agreed on all accounts.

> A less drastic remedy would be to remove just those abbreviations
> whose meaning has actually changed over time. Eventually that
> might be all of them ... but in the meantime, we could at least
> argue that we weren't breaking any case that worked well before.

This is what your patch did, right?

Michael Meskes
Michael at Fam-Meskes dot De, Michael at Meskes dot (De|Com|Net|Org)
Michael at BorussiaFan dot De, Meskes at (Debian|Postgresql) dot Org
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