/usr/share/dbconfig-common/ is in bareos-database-postgresql 16.2.4-3+deb9u2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/dbconfig-common/data/
/usr/share/dbconfig-common/data/bareos-database-common/
/usr/share/dbconfig-common/data/bareos-database-common/install/
/usr/share/dbconfig-common/data/bareos-database-common/install/pgsql
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/11
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/12
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/14
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/2001
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/2002
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/2003
/usr/share/dbconfig-common/data/bareos-database-common/upgrade-dbadmin/pgsql/2004
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/11
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/12
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/14
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/2001
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/2002
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/2003
/usr/share/dbconfig-common/data/bareos-database-common/upgrade/pgsql/2004