我需要重新進入我的紅寶石在rails sqlite控制檯，所以我可以做sqlite命令？

Question

爲了回到我的應用的sqlite數據庫控制檯（sqlite>），我相信我使用rails rails db？那麼當我這樣做，我回來了，

MacBook-Pro:fancy_cars $ rails db console 

/Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands/dbconsole.rb:100:in `config': 'console' database is not configured. Available configuration: {"default"=>{"adapter"=>"sqlite3", "pool"=>5, "timeout"=>5000}, "development"=>{"adapter"=>"sqlite3", "pool"=>5, "timeout"=>5000, "database"=>"db/development.sqlite3"}, "test"=>{"adapter"=>"sqlite3", "pool"=>5, "timeout"=>5000, "database"=>"db/test.sqlite3"}, "production"=>{"adapter"=>"sqlite3", "pool"=>5, "timeout"=>5000, "database"=>"db/production.sqlite3"}} (ActiveRecord::AdapterNotSpecified) 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands/dbconsole.rb:22:in `start' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands/dbconsole.rb:11:in `start' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands/commands_tasks.rb:86:in `dbconsole' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands/commands_tasks.rb:39:in `run_command!' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/railties-4.2.5/lib/rails/commands.rb:17:in `<top (required)>' 

from /Users/apples/fancy_cars/bin/rails:9:in `require' 

from /Users/apples/fancy_cars/bin/rails:9:in `<top (required)>' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/client/rails.rb:28:in `load' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/client/rails.rb:28:in `call' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/client/command.rb:7:in `call' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/client.rb:28:in `run' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/bin/spring:49:in `<top (required)>' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/binstub.rb:11:in `load' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/gems/2.2.0/gems/spring-1.5.0/lib/spring/binstub.rb:11:in `<top (required)>' 

from /Users/apples/.rbenv/versions/2.2.3/lib/ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require' 

from /Users/jasonbrown/.rbenv/versions/2.2.3/lib/ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require' 

from /Users/jasonbrown/fancy_cars/bin/spring:13:in `<top (required)>' 

from bin/rails:3:in `load' 

from bin/rails:3:in `<main>' 

任何人都可以幫助我做什麼？

Answer 1

你很近。您需要：

rails dbconsole 

請參閱http://guides.rubyonrails.org/command_line.html#rails-dbconsole瞭解更多信息。您還可以使用更短的版本：

rails db