On Wednesday, September 10, 2025, <msalais(at)msym(dot)fr> wrote:
> postgres# select name, source from pg_settings where source like
> 'environ%';
>
> name | source
>
> -----------------+----------------------
>
> max_stack_depth | environment variable
>
>
>
> What is the meaning of ‘environment_variable’ here?
>
>
Operating system and/or shell variable. Established in the parent
process’s environment before starting the server.
Think “home” and “path”.
David J.