| From: | Mike Rylander <mrylander(at)gmail(dot)com> |
|---|---|
| To: | Thomas Hallgren <thhal(at)mailblocks(dot)com> |
| Cc: | Richard Huxton <dev(at)archonet(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, James William Pye <flaw(at)rhid(dot)com>, Jan Wieck <janwieck(at)yahoo(dot)com>, Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Error handling in plperl and pltcl |
| Date: | 2004-12-01 11:46:39 |
| Message-ID: | b918cf3d04120103462f40d696@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-hackers |
On Wed, 01 Dec 2004 10:29:17 +0100, Thomas Hallgren
<thhal(at)mailblocks(dot)com> wrote:
> Richard Huxton wrote:
>
> > But is the problem not that forgetting to use SAVEPOINT can get us in
> > trouble with clearing up after an exception?
>
> I fail to see how that's different from forgetting to use pgtry instead
> of try.
I see that as a non-starter. At least in the case of perl, we can
actually hide pgeval behind the standard eval. If pgeval were
equivelant to, say, 'savepoint("foo"); CORE::eval @_;' then the onus
is still on the developer to use 'eval', but that is a familiar
concept to defensive developers.
--
Mike Rylander
mrylander(at)gmail(dot)com
GPLS -- PINES Development
Database Developer
http://open-ils.org
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