| From: | Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com> |
|---|---|
| To: | Luca Ferrari <fluca1978(at)gmail(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: pg_settings.unit and DefineCustomXXXVariable |
| Date: | 2025-01-08 10:32:10 |
| Message-ID: | CAEze2Wi78zon+N51HN1km=ZiazZKuZKo2zOccVgjxT-6K=fP7g@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, 8 Jan 2025 at 11:13, Luca Ferrari <fluca1978(at)gmail(dot)com> wrote:
>
> Hi all,
> I need to define a few GUCs, and for that purpose I'm using
> DefineCustomXXXVariable functions that provide hooks for assignment,
> show and check. However it is not clear to me if it is possible to
> populate the unit column in pg_settings for the custom defined
> variables, and if so, how.
DefineCustomXXXVariable has a 'flags' argument, into which GUC_UNIT_*
can be or-ed.
AFAIK, the options provided in guc.h are the only kinds of units
supported and available, and I think only integer variables actually
support the unit conversion implied by the unit options.
Kind regards,
Matthias van de Meent
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