Re: Proposal: knowing detail of config files via SQL - Mailing list pgsql-hackers

David Johnston <david.g.johnston@gmail.com> writes:
> On Fri, Jan 30, 2015 at 12:05 PM, David Fetter <david@fetter.org> wrote:
>> Why might the contents of pg_settings be different from what would be
>> in pg_file_settings, apart from the existence of this column?

> ​​The contents of pg_settings uses the setting name as a primary key.
> The contents of pg_file_setting uses a compound key consisting of the
> setting name and the source file.

[ raised eyebrow... ]  Seems insufficient in the case that multiple
settings of the same value occur in the same source file.  Don't you
need a line number in the key as well?
        regards, tom lane