"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Friday, September 5, 2025, PALAYRET Jacques <jacques.palayret@meteo.fr>
> wrote:
>> Is there an equivalent of #include (include directive) in functions
>> (written in plpgsql language)?
> No, there is not.
And there won't be one in the future either, as it would
give server filesystem access to unprivileged SQL users.
(Admittedly just read-only access, but that's still not OK.)
Conceivably you could build some such facility into your
client-side code that is issuing CREATE FUNCTION commands.
regards, tom lane