Re: Differences in UTF8 between 8.0 and 8.1 - Mailing list pgsql-hackers

From Andrew - Supernews
Subject Re: Differences in UTF8 between 8.0 and 8.1
Date
Msg-id slrndm1g2i.g61.andrew+nonews@trinity.supernews.net
Whole thread Raw
In response to Differences in UTF8 between 8.0 and 8.1  (Paul Lindner <lindner@inuus.com>)
List pgsql-hackers
On 2005-10-27, Paul Lindner <lindner@inuus.com> wrote:
> On Mon, Oct 24, 2005 at 05:07:40AM -0000, Andrew - Supernews wrote:
>> I'm inclined to suspect that the whole sequence c1 f9 d4 c2 d0 c7 d2 b9
>> was never actually a valid utf-8 string, and that the d2 b9 is only valid
>> by coincidence (it's a Cyrillic letter from Azerbaijani).  I know the 8.0
>> utf-8 check was broken, but I didn't realize it was quite so bad.
>
> Looking at the data it appears that it is a sequence of latin1
> characters.  They all have the eighth bit set and all seem to pass the
> check.

In latin1 it comes out as total gibberish, so I think you'll find it is
actually in something else. Some googling suggests it is most likely in a
Chinese double-byte charset (GB2312).

-- 
Andrew, Supernews
http://www.supernews.com - individual and corporate NNTP services


pgsql-hackers by date:

Previous
From: Martijn van Oosterhout
Date:
Subject: Ideas for easier debugging of backend problems
Next
From: Bruce Momjian
Date:
Subject: Re: ERROR: invalid memory alloc request size