| 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: | 2007-09-17 00:40:47 |
| Message-ID: | 46EDCD0F.8080908@dunslane.net |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-patches |
Tom Lane wrote:
> 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.
>
>
>
Is there any reason these functions shouldn't be marked immutable? Also,
I'm wondering if we should give them disambiguating names, rather than
call them all convert.
cheers
andrew
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