$self->ut_numbern('pkglinknum')
|| $self->ut_foreign_key('src_pkgpart', 'part_pkg', 'pkgpart')
|| $self->ut_foreign_key('dst_pkgpart', 'part_pkg', 'pkgpart')
$self->ut_numbern('pkglinknum')
|| $self->ut_foreign_key('src_pkgpart', 'part_pkg', 'pkgpart')
|| $self->ut_foreign_key('dst_pkgpart', 'part_pkg', 'pkgpart')