Rails and rake

Rake is a utility similar to make in Unix. You can say Rake is the make of ruby – the R uby m AKE. Rails defines a number of tasks to help you.

Here is a list of various important commands supported by Rake:

  • rake db:fixtures:load – Load fixtures into the current environment’s database. Load specific fixtures using FIXTURES=x,y
  • rake db:migrate – Migrate the database through scripts in db/migrate. Target specific version with VERSION=x
  • rake db:schema:dump – Create a db/schema.rb file that can be portably used against any DB supported by AR.
  • rake db:schema:load – Load a schema.rb file into the database.
  • rake db:sessions:clear – Clear the sessions table.
  • rake db:sessions:create – Creates a sessions table for use with CGI::Session::ActiveRecordStore.
  • rake db:structure:dump – Dump the database structure to a SQL file.
  • rake db:test:clone – Recreate the test database from the current environment’s database schema.
  • rake db:test:clone_structure – Recreate the test databases from the development structure.
  • rake db:test:prepare – Prepare the test database and load the schema.
  • rake db:test:purge – Empty the test database.
  • rake doc:appBuild the app HTML Files.
  • rake doc:clobber_app – Remove rdoc products.
  • rake doc:clobber_plugins – Remove plugin documentation.
  • rake doc:clobber_rails Remove rdoc products.
  • rake doc:plugins – Generate documation for all installed plugins.
  • rake doc:rails – Build the rails HTML Files.
  • rake doc:reapp – Force a rebuild of the RDOC files
  • rake doc:rerails – Force a rebuild of the RDOC files
  • rake log:clear – Truncates all *.log files in log/ to zero bytes
  • rake rails:freeze:edge – Lock this application to latest Edge Rails. Lock a specific revision with REVISION=X.
  • rake rails:freeze:gems – Lock this application to the current gems (by unpacking them into vendor/rails)
  • rake rails:unfreeze – Unlock this application from freeze of gems or edge and return to a fluid use of system gems
  • rake rails:update – Update both scripts and public/javascripts from Rails.
  • rake rails:update:javascripts – Update your javascripts from your current rails install.
  • rake rails:update:scripts – Add new scripts to the application script/ directory.
  • rake stats – Report code statistics (KLOCs, etc) from the application.
  • rake test – Test all units and functionals
  • rake test:functionals – Run tests for functionalsdb:test:prepare
  • rake test:integration – Run tests for integrationdb:test:prepare
  • rake test:plugins – Run tests for pluginsenvironment
  • rake test:recent – Run tests for recentdb:test:prepare
  • rake test:uncommitted – Run tests for uncommitteddb:test:prepare
  • rake test:units – Run tests for unitsdb:test:prepare
  • rake tmp:cache:clear – Clears all files and directories in tmp/cache
  • rake tmp:clear – Clear session, cache, and socket files from tmp/
  • rake tmp:create – Creates tmp directories for sessions, cache, and sockets
  • rake tmp:sessions:clear – Clears all files in tmp/sessions
  • rake tmp:sockets:clear – Clears all ruby_sess.* files in tmp/sessions
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