- name: get info about all databases
  community.postgresql.postgresql_info:
    filter:
      - databases
  register: pg_databases


- block:
  - name: vacuum and analyze database
    community.postgresql.postgresql_query:
      db: "{{ item.database_name }}"
      query: VACUUM FULL ANALYZE;
    changed_when: no


  - name: reindex database
    community.postgresql.postgresql_query:
      db: "{{ item.database_name }}"
      query: 'REINDEX DATABASE "{{ item.database_name }}";'
    changed_when: no

  loop: "{{ pg_databases.databases }}"