Man pages matching name pgobject::util::dbmethod in section 3pm:

PGObject::Util::DBMethod.3pm.en	debian 10 / libpgobject-util-dbmethod-perl
PGObject::Util::DBMethod.3pm.en	debian 11 / libpgobject-util-dbmethod-perl
PGObject::Util::DBMethod.3pm.en	debian 12 / libpgobject-util-dbmethod-perl