Dear Sawada-san,
> One solution is to have two expected-output files to cover both cases.
> We do a similar thing for the plpgsql_cache.sql test case. What do you
> think?
Personally I don't like the approach because XXX_1.out can be easily missed to be
updated, but it is not a strong opinion.
Best regards,
Hayato Kuroda
FUJITSU LIMITED