gistfile1.rb

require "rubygems"
require "dm-core"
require "dm-migrations"


DataMapper.setup(:default, { :adapter => 'mysql',
                             :database => 'test', 
                             :username => 'test', 
                             :password => '',
                             :hostname => 'localhost' })

class Circle
  include DataMapper::Resource
  
  property :id,      Serial
  property :radius,  Integer
end

# Dies Here
Circle.auto_migrate!