"Korea PostgreSQL Users' Group" <pgsql-kr@postgresql.or.kr> writes:
> In src/backend/utils/adt/varlena.c,
> 766 line must be exits in block of 'else if (elm >1)' too.
> Because, strpos() function make a wrong result in multibyte string.
Hm. I don't think it can actually fail, because the wchar strings are
zero-terminated. But it does look like there's a missed speedup here.
(Tatsuo, do you agree?)
Thanks for the report!
regards, tom lane