试一下这个hint
select /*+USE_TOJA(FALSE)*/
*
from
t1 inner join t2
on t1.id = t2.id
where
t2.dat in (select dat from t3)
试一下这个hint
select /*+USE_TOJA(FALSE)*/
*
from
t1 inner join t2
on t1.id = t2.id
where
t2.dat in (select dat from t3)