# File lib/big_record/connection_adapters/cassandra_adapter.rb, line 68
      def update_raw(table_name, row, values, timestamp)
        result = nil
        log "UPDATE #{table_name} SET #{values.inspect if values} WHERE ROW=#{row};" do
          result = @connection.insert(table_name, row, values, {:consistency => Cassandra::Consistency::QUORUM})
        end
        result
      end