Re: invalidly encoded strings

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Jeff Davis <pgsql(at)j-davis(dot)com>, Tatsuo Ishii <ishii(at)postgresql(dot)org>, laurenz(dot)albe(at)wien(dot)gv(dot)at, pgsql-hackers(at)postgresql(dot)org
Subject: Re: invalidly encoded strings
Date: 2007-09-14 16:25:54
Message-ID: 46EAB612.2050701@dunslane.net
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers pgsql-patches

Tom Lane wrote:
> I think really the technically cleanest solution would be to make
> convert() return bytea instead of text; then we'd not have to put
> restrictions on what encoding or locale it's working inside of.
> However, it's not clear to me whether there are valid usages that
> that would foreclose. Tatsuo mentioned length() but bytea has that.
>
> What I think we'd need to have a complete solution is
>
> convert(text, name) returns bytea
> -- convert from DB encoding to arbitrary encoding
>
> convert(bytea, name, name) returns bytea
> -- convert between any two encodings
>
> convert(bytea, name) returns text
> -- convert from arbitrary encoding to DB encoding
>
> The second and third would need to do a verify step before
> converting, of course.
>
>
>

Are you wanting this done for 8.3? If so, by whom? :-)

cheers

andrew

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Bruce Momjian 2007-09-14 16:28:24 Re: GIN readme is out of date
Previous Message Tom Lane 2007-09-14 16:23:10 Re: tsearch2 documentation done

Browse pgsql-patches by date

  From Date Subject
Next Message Bruce Momjian 2007-09-14 16:29:33 Re: SET TRANSACTION conformance to SQL:2003
Previous Message Bruce Momjian 2007-09-14 15:58:05 Re: GSS warnings