Vad sägs om det här istället?
create view fg_voted as (
SELECT f1.foto,
count(f1.vote) stars,
f1.vote,
f1.voted
FROM fg_foto_bewertung f1
WHERE f1.vote >= 3
GROUP BY f1.foto,
f1.vote,
f1.voted
HAVING count(f1.vote) > 3
);