function: 1: create or replace function get_actor_by_filmID(input_film… — Database 4031 — TG.ME

function: 1: create or replace function get_actor_by_filmID(input_filmID integer) returns table ( first_name varchar(45), last_name varchar(45) ) as $$ begin return query select actor.first_name, actor.last_name from actor join film_actor using(actor_id) where …