# File lib/awsbase/right_awsbase.rb, line 434
        def close_conn(conn_name)
            conn_mode = @params[:connection_mode]
            if conn_mode == :per_thread || conn_mode == :single
                thread = conn_mode == :per_thread ? Thread.current : Thread.main
                if !thread[conn_name].nil?
                    thread[conn_name].finish
                    thread[conn_name] = nil
                end
            end
        end