Contents

# Adds an index to prevent duplicate usernames.
# origin: M
class SetUniqueIndexOnUsernameForUser < ActiveRecord::Migration
  def self.up
    add_index :users, :username, :unique => true
  end

  def self.down
    remove_index :users, :username
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
serum-rails-0.2.1	spec/test_apps/rails-2-3/db/migrate/20110119075012_set_unique_index_on_username_for_user.rb
serum-rails-0.2.0	spec/test_apps/rails-2-3/db/migrate/20110119075012_set_unique_index_on_username_for_user.rb
serum-rails-0.1.1	spec/test_app/db/migrate/20110119075012_set_unique_index_on_username_for_user.rb
serum-rails-0.1.0	spec/test_app/db/migrate/20110119075012_set_unique_index_on_username_for_user.rb