Du projicerar tre kolumner i din underfråga, men jämför en enda ett av dem i IN
klausul. Välj bara önskad kolumn (r1.king
) för IN
i underfrågan:
SELECT kingdom.king, dinasty.birth, dinasty.death
FROM kingdom, dinasty
WHERE kingdom.king = dinasty.name AND kingdom.king NOT IN
(
SELECT DISTINCT R1.king
FROM
(
SELECT DISTINCT R1.king, D1.birth, D1.death
FROM kingdom AS R1, dinasty AS D1, dinasty AS D2
WHERE R1.king=D1.name
) AS R1,
(
SELECT DISTINCT R1.king, D1.birth, D1.death
FROM kingdom AS R1, dinasty AS D1, dinasty AS D2
WHERE R1.king=D1.name
) AS R2
WHERE R1.death-R1.birth < R2.death-R2.birth
);