ShogunPanda

# encoding: utf-8
module Mongoid
  # Include this module to add automatic sequence feature (also works for _id field, so SQL-Like autoincrement primary key can easily be simulated)
  # usage:
  # class KlassName
  #   include Mongoid::Document
  #   include Mongoid::Sequence
  # ...
  #   field :number, :type=>Integer
  #   sequence :number