A sample Postgresql config/database.yml file

gistfile1.txt

development:
  adapter: postgresql
  encoding: unicode
  database: app_development
  pool: 5

  # Connect on a TCP socket. Omitted by default since the client uses a
  # domain socket that doesn't need configuration. Windows does not have
  # domain sockets, so uncomment these lines.
  #host: localhost
  #port: 5432

  # Schema search path. The server defaults to $user,public
  #schema_search_path: myapp,sharedapp,public

  # Minimum log levels, in increasing order:
  #   debug5, debug4, debug3, debug2, debug1,
  #   log, notice, warning, error, fatal, and panic
  # The server defaults to notice.

# Warning: The database defined as "test" will be erased and
# re-generated from your development database when you run "rake".
# Do not set this db to the same as development or production.
test: &test
  adapter: postgresql
  encoding: unicode
  database: app_test
  pool: 5
  min_messages: warning

production:
  adapter: postgresql
  encoding: unicode
  database: app_production
  pool: 5
  min_messages: warning