Re: fix stats_fetch_consistency value in postgresql.conf.sample

Hi,

On 2022-05-26 16:27:53 +0900, Kyotaro Horiguchi wrote:
> It could be in SQL, but *I* prefer to use perl for this, since it
> allows me to write a bit complex things (than simple string
> comparison) simpler.

I wonder if we shouldn't just expose a C function to do this, rather than
having a separate implementation in a tap test.

> +# parameter names that cannot get consistency check performed
> +my @ignored_parameters =

I think most of these we could ignore by relying on source <> 'override'
instead of listing them?

> +# parameter names that requires case-insensitive check
> +my @case_insensitive_params =
> + ('ssl_ciphers',
> + 'log_filename',
> + 'event_source',
> + 'log_timezone',
> + 'timezone',
> + 'lc_monetary',
> + 'lc_numeric',
> + 'lc_time');

Why do these differ by case?

Greetings,

Andres Freund