Colombia -Dian – Digito de verificación
create or replace function verifydv(doc varchar)returns intlanguage plpgsql as $$declarexx int:=0;docArray text;sumadigitos int=0;div float;vpri…
create or replace function verifydv(doc varchar)returns intlanguage plpgsql as $$declarexx int:=0;docArray text;sumadigitos int=0;div float;vpri…