From: | Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> |
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To: | Peter Geoghegan <peter(dot)geoghegan86(at)gmail(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Bernd Helmle <mailings(at)oopsware(dot)de>, PGSQL Mailing List <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Issues with german locale on CentOS 5,6,7 |
Date: | 2015-10-08 03:06:07 |
Message-ID: | CAEepm=1L0Xo1btd+4cRKyN45H15DaY8z5pX-ReK637r8kz6xXA@mail.gmail.com |
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On Thu, Oct 8, 2015 at 1:16 PM, Peter Geoghegan
<peter(dot)geoghegan86(at)gmail(dot)com> wrote:
> On Wed, Oct 7, 2015 at 4:49 PM, Thomas Munro
> <thomas(dot)munro(at)enterprisedb(dot)com> wrote:
>>> I agree that that would be almost as bad as carrying on, because there
>>> is no reason to think that the locale thing can easily be rolled back.
>>> That was my point, in fact.
>>
>> I have contemplated a maintenance script that would track either the
>> md5 checksums of the /usr/lib/locale/*/LC_COLLATE files or the version
>> of installed locale packages and automatically reindex things when
>> they change (I guess after restarting the cluster to clear any glibc
>> caches that might be lurking in long running backends). Or at least
>> tell me that's needed. Obviously completely OS-specific...
>
> I think we should bite the bullet and adopt ICU, without abandoning
> support for OS locales for users that really need it (certainly, many
> will need it initially when using pg_upgrade to get on to the first
> version that happens to have ICU support). I don't like suggesting a
> solution that I myself am unlikely to find the time to work on, but in
> the long run that's the only sensible approach IMV.
How would you handle changes in ICU's collation definitions?
--
Thomas Munro
http://www.enterprisedb.com
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