[Ansible][PostgreSQL]AnsibleでPostgreSQLのCreate DBエラー ref: http://qiita.com/leedohyung-dba/items/fa66577eefb90ec4044d

examples.yml

# Create a new database with name "acme"
- postgresql_db: name=acme
# Create a new database with name "acme" and specific encoding and locale
# settings. If a template different from "template0" is specified, encoding
# and locale settings must match those of the template.
- postgresql_db: name=acme
                 encoding='UTF-8'
                 lc_collate='de_DE.UTF-8'
                 lc_ctype='de_DE.UTF-8'
                 template='template0'

main.yml

# データベース追加
- name: Create the RLetters PostgreSQL database
  become: yes
  become_user: postgres
  postgresql_db: db={{ dbname }}
  tags: postgresql