"Bart Degryse" <Bart(dot)Degryse(at)indicator(dot)be> writes:
> CREATE TRIGGER "afh_test_tr" BEFORE INSERT
> ON "public"."afh_test" FOR EACH ROW
> EXECUTE PROCEDURE "public"."temp_func1"();
>
> CREATE OR REPLACE FUNCTION "public"."temp_func1" () RETURNS trigger AS
> $body$
> BEGIN
> IF NEW.dataareaid =3D 'lil' THEN
> RAISE EXCEPTION '% foutje %', NEW.dataareaid, NEW.name;
> elsIF NEW.dataareaid =3D 'bol' THEN
> RAISE EXCEPTION '% nog een foutje %', NEW.dataareaid, NEW.name;
> END IF;
> RETURN NULL;
> END;
> $body$
> LANGUAGE 'plpgsql' VOLATILE CALLED ON NULL INPUT SECURITY INVOKER;
You probably don't want this trigger doing RETURN NULL; that's
turning all your inserts into no-ops.
regards, tom lane