Horton

Re: UTF8 or Unicode

Karel Zak <zakkr@zf.jcu.cz>

View thread
From: Karel Zak <zakkr@zf.jcu.cz>
To: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: Tatsuo Ishii <t-ishii@sra.co.jp>, Tom Lane <tgl@sss.pgh.pa.us>, dpage@vale-housing.co.uk, oliver@opencloud.com, List pgsql-hackers <pgsql-hackers@postgreSQL.org>
Date: 2005-02-25T08:59:25Z
Lists: pgsql-hackers 
On Thu, 2005-02-24 at 23:51 -0500, Bruce Momjian wrote:
> Tatsuo Ishii wrote:
> > I do not object the changing UNICODE->UTF-8, but all these discussions
> > sound a little bit funny to me.
> > 
> > If you want to blame UNICODE, you should blame LATIN1 etc. as
> > well. LATIN1(ISO-8859-1) is actually a character set name, not an
> > encoding name. ISO-8859-1 can be encoded in 8-bit single byte
> > stream. But it can be encoded in 7-bit too. So when we refer to
> > LATIN1(ISO-8859-1), it's not clear if it's encoded in 7/8-bit.
> 
> Wow, Tatsuo has a point here.  Looking at encnames.c, I see:
> 
>         "UNICODE", PG_UTF8
> 
> but also:
> 
>         "WIN", PG_WIN1251
>         "LATIN1", PG_LATIN1

> so I see what he is saying.  We are not consistent in favoring the
> official names vs. the common names.

Yes. I said already. For example "WIN" is extremely bad alias. It all is
heritage from old versions.

> I will work on a patch that people can review and test.

Thanks.

	Karel

-- 
Karel Zak <zakkr@zf.jcu.cz>