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Re: [pgsql-hackers-win32] UNICODE/UTF-8 on win32

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: Magnus Hagander <mha(at)sollentuna(dot)net>,Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>, tgl(at)sss(dot)pgh(dot)pa(dot)us,pgsql-hackers-win32(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org
Subject: Re: [pgsql-hackers-win32] UNICODE/UTF-8 on win32
Date: 2005-02-25 07:07:07
Message-ID: 200502250807.08569.peter_e@gmx.net (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-hackers-win32
Bruce Momjian wrote:
> Oh, sorry.  So there is no ordering in Unicode?

That statement is meaningless.  Unicode is a character set, not a 
collation order.

> No wonder some 
> languages can't use Unicode effectively.

That has nothing to do with it.

>         o Disallow encodings like UTF8 which PostgreSQL supports
>           but the operating system does not (already disallowed by
>           pginstaller)

I think the warning that initdb shouts out is already enough for this.  
I don't think we want to disallow this for people who know what they 
are doing.

> I assume C just compares the bytes, meaning equality comparisons are
> fine, but greater/less than is consistent but meaningless.

That statement is independent of whether you use Unicode or something 
else.

-- 
Peter Eisentraut
http://developer.postgresql.org/~petere/

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