discourse/db/migrate/20120716020835_create_site_settings.rb

class CreateSiteSettings < ActiveRecord::Migration
  def change
    create_table :site_settings do |t|
      t.string :name, :null => false
      t.text :description, :null => false
      t.integer :data_type, :null => false
      t.text :value

      t.timestamps
    end
  end
end