On Monday, February 22, 2021, Carlos Armijo Severino <
carlosarmijo(dot)severino(at)gmail(dot)com> wrote:
>
>
> CREATE OR REPLACE FUNCTION public.sp_ccmm_json_9( param integer, periodo
> integer )
> RETURNS json
> LANGUAGE plpgsql
> AS $function$
>
> begin
> declare ret JSON;
>
>
>
You declare “ret” but never assign it a value nor return it from the
function.
David J.