postgresql_major_version: "{{ postgresql_version | split('.') | first }}"
postgresql_minor_version: "{{ postgresql_version | split('.') | last }}"
postgresql_system_locale: "en_US.UTF-8"
postgresql_system_language: "{{ postgresql_system_locale }}"
postgresql_system_override_dir: "/etc/systemd/system/postgresql-{{ postgresql_major_version }}.service.d"