Re: Per-column collation

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Martijn van Oosterhout <kleptog@svana.org>
Cc: Peter Eisentraut <peter_e@gmx.net>, marcin mank <marcin.mank@gmail.com>, Pavel Stehule <pavel.stehule@gmail.com>, pgsql-hackers@postgresql.org
Date: 2010-11-16T22:38:48Z
Lists: pgsql-hackers
Martijn van Oosterhout <kleptog@svana.org> writes:
> On Tue, Nov 16, 2010 at 10:32:01PM +0200, Peter Eisentraut wrote:
>> On tis, 2010-11-16 at 21:05 +0100, marcin mank wrote:
>>> It would be nice if we could have some mapping of locale names bult
>>> in, so one doesn`t have to write alternative sql depending on DB
>>> server OS:

>> Sure that would be nice, but how do you hope to do that?

> Given that each operating system comes with a different set of
> collations, it seems unlikely you could even find two collations on
> different OSes that even correspond.

Yeah, the *real* portability problem here is that the locale behavior is
likely to be different, not just the name.  I don't think we'd be doing
people many favors by masking behavioral differences between a forced
common name.

			regards, tom lane