| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, Pavel Stehule <stehule(at)kix(dot)fsv(dot)cvut(dot)cz>, pgsql-committers(at)postgresql(dot)org |
| Subject: | Re: pgsql: Add PL/pgSQL SQLSTATE and SQLERRM support which sets these values |
| Date: | 2005-05-26 22:30:39 |
| Message-ID: | 200505270030.41028.peter_e@gmx.net |
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| Lists: | pgsql-committers pgsql-patches |
Tom Lane wrote:
> Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> > Does Oracle support GET DIAGNOSTICS? If so, couldn't we just use
> > that? I can't see what good will become of making any slightly
> > useful information become available as magic variables of some
> > kind.
>
> Oracle actually defines these things as parameterless functions that
> are called without parentheses (like CURRENT_USER). "Magic
> variables" are about as close as we can get to matching that.
What I was aiming for is this: If Oracle supported GET DIAGNOSTICS, then
we could ask people to switch to that instead of using the magic
variables and they'd still have code that works both ways.
--
Peter Eisentraut
http://developer.postgresql.org/~petere/
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