Re: Parsing config files in a directory

On Wed, Oct 28, 2009 at 4:52 PM, Greg Smith <gsmith(at)gregsmith(dot)com> wrote:
> On Wed, 28 Oct 2009, Robert Haas wrote:
>
>> It would be completely logical to break up the configuration file into
>> subfiles by TOPIC.  That would complicate things for tool-writers
>> because they would need to get each setting into the proper file, and
>> we currently don't have any infrastructure for that.
>
> Already done:
>
> # select name,category from pg_settings limit 1;
>       name       |                             category
> ------------------+-------------------------------------------------------------------
>  add_missing_from | Version and Platform Compatibility / Previous PostgreSQL
> Versions
>
> You could make one per category, and pgtune for example already knows all
> this info.  The somewhat arbitrary category assignments Josh put things into
> are what Peter was complaining about upthread.  Questions like "is
> 'effective_cache_size' a memory parameters or an optimizer one?" show why
> this is not trivial to do well.

I stand corrected. I think the basic thrust of the paragraph stands -
this is not why people are asking for the feature, or if it is that
hasn't been articulated or discussed.

...Robert