my cruby code

require 'prawn'
require 'active_record'
require 'pg'

ActiveRecord::Base.establish_connection(
  adapter:  'postgresql',
  host:     'localhost',
  database: 'sample',
  username: 'postgres',
  password: 'axiom'
)

ActiveRecord::Schema.define do
  create_table :xmldata, force: true do |t|
    t.text :xmlstr
  end
end