/usr/share/kamailio/postgres/ is in kamailio-postgres-modules 5.1.2-1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/kamailio/postgres/acc-create.sql
/usr/share/kamailio/postgres/alias_db-create.sql
/usr/share/kamailio/postgres/auth_db-create.sql
/usr/share/kamailio/postgres/avpops-create.sql
/usr/share/kamailio/postgres/carrierroute-create.sql
/usr/share/kamailio/postgres/cpl-create.sql
/usr/share/kamailio/postgres/dialog-create.sql
/usr/share/kamailio/postgres/dialplan-create.sql
/usr/share/kamailio/postgres/dispatcher-create.sql
/usr/share/kamailio/postgres/domain-create.sql
/usr/share/kamailio/postgres/domainpolicy-create.sql
/usr/share/kamailio/postgres/drouting-create.sql
/usr/share/kamailio/postgres/group-create.sql
/usr/share/kamailio/postgres/htable-create.sql
/usr/share/kamailio/postgres/imc-create.sql
/usr/share/kamailio/postgres/lcr-create.sql
/usr/share/kamailio/postgres/matrix-create.sql
/usr/share/kamailio/postgres/mohqueue-create.sql
/usr/share/kamailio/postgres/msilo-create.sql
/usr/share/kamailio/postgres/mtree-create.sql
/usr/share/kamailio/postgres/pdt-create.sql
/usr/share/kamailio/postgres/permissions-create.sql
/usr/share/kamailio/postgres/pipelimit-create.sql
/usr/share/kamailio/postgres/presence-create.sql
/usr/share/kamailio/postgres/purple-create.sql
/usr/share/kamailio/postgres/registrar-create.sql
/usr/share/kamailio/postgres/rls-create.sql
/usr/share/kamailio/postgres/rtpengine-create.sql
/usr/share/kamailio/postgres/rtpproxy-create.sql
/usr/share/kamailio/postgres/sca-create.sql
/usr/share/kamailio/postgres/siptrace-create.sql
/usr/share/kamailio/postgres/speeddial-create.sql
/usr/share/kamailio/postgres/standard-create.sql
/usr/share/kamailio/postgres/topos-create.sql
/usr/share/kamailio/postgres/uac-create.sql
/usr/share/kamailio/postgres/uid_auth_db-create.sql
/usr/share/kamailio/postgres/uid_avp_db-create.sql
/usr/share/kamailio/postgres/uid_domain-create.sql
/usr/share/kamailio/postgres/uid_gflags-create.sql
/usr/share/kamailio/postgres/uid_uri_db-create.sql
/usr/share/kamailio/postgres/uri_db-create.sql
/usr/share/kamailio/postgres/userblacklist-create.sql
/usr/share/kamailio/postgres/usrloc-create.sql