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class << ActiveRecord::Base

  # Model.find(:all, :except => 'body')
  # except is a comma delimted list of fields to exclude from db queries

  def find_with_except(*args)
    options = args.extract_options!
    raise ArgumentError, "can't pass both :select and :except" if options[:except] && options[:select]
    if options[:except]
      formated_options = Array(options.delete(:except)).map!(&:to_s)
      options[:select] = (Article.column_names - formated_options).join(", ")
      find_without_except(*(args << options))
    else
      find_without_except(*(args << options))
    end
  end
  alias_method_chain :find, :except

end