Left file: appwork-v1_3_1/rails-starter/config/database.yml  
Right file: appwork-v1_4_0/rails-turbolinks-starter/config/database.yml  

# SQLite version 3.x	<>	# SQLite. Versions 3.8.0 and up are supported.
#   gem install sqlite3	=	#   gem install sqlite3
#		#
#   Ensure the SQLite 3 gem is defined in your Gemfile		#   Ensure the SQLite 3 gem is defined in your Gemfile
#   gem 'sqlite3'		#   gem 'sqlite3'
#		#
default: &default		default: &default
adapter: sqlite3		adapter: sqlite3
pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>		pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
timeout: 5000		timeout: 5000
development:		development:
<<: *default		<<: *default
database: db/development.sqlite3		database: db/development.sqlite3
# Warning: The database defined as "test" will be erased and		# Warning: The database defined as "test" will be erased and
# re-generated from your development database when you run "rake".		# re-generated from your development database when you run "rake".
# Do not set this db to the same as development or production.		# Do not set this db to the same as development or production.
test:		test:
<<: *default		<<: *default
database: db/test.sqlite3		database: db/test.sqlite3
production:		production:
<<: *default		<<: *default
database: db/production.sqlite3		database: db/production.sqlite3