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

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