# File lib/big_record/connection_adapters/cassandra_adapter.rb, line 233
      def deserialize(str)
        return unless str

        #       stay compatible with the old serialization code
        #       YAML documents start with "--- " so if we find that sequence at the beginning we
        #       consider it as a serialized YAML value, else it's the new format with the type header
        if str[0..3] == "--- "
          YAML::load(str) if str
        else
          deserialize_with_header(str)
        end
      end