| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Bruno Wolff III <bruno(at)wolff(dot)to> |
| Cc: | Pedro Miguel Frazao Fernandes Ferreira <pfrazao(at)ualg(dot)pt>, <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: float output precision questions |
| Date: | 2002-10-30 18:27:57 |
| Message-ID: | Pine.LNX.4.44.0210301926560.2006-100000@localhost.localdomain |
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| Lists: | pgsql-hackers |
Bruno Wolff III writes:
> On Tue, Oct 29, 2002 at 23:19:05 +0100,
> Peter Eisentraut <peter_e(at)gmx(dot)net> wrote:
> >
> > There isn't a way right now, but it's planned to be able to dump
> > floating-point numbers in some binary form (like printf("%A")) to be able
> > to restore them exactly. Not sure how that would satisfy the needs of
> > client interfaces, though.
>
> Why not print it as a floating binary number instead of a floating decimal
> number? I would think that would give you better portability than a system
> specific binary representation.
The printf("%A") output is not system-specific.
--
Peter Eisentraut peter_e(at)gmx(dot)net
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