--- In ib-support@y..., Helen Borrie <helebor@t...> wrote:

> IOW, you can take a backed-up -t(ransportable) ODS 9 database and

restore

> it to ODS 10, but you can't take a backed-up ODS 10 database and

restore it

> to ODS 9.

Helen, there is one trick to downgrade database dialect 1: run gbak
from 5.x on FB server and restore gbk on 5.x server/gbak. Of course,
if FB features are not used within database itself.

Best regards, Alexander V.Nevsky.