anchor.diff:  good_timestamp_select_test() ->
       GoodQuery = "select * from table1 "
           " where b > '20151013T18:30' and "
  -        " b < '20151013T20:00:00' ",
  +        " b <= '20151013T19' ",
       {_DDL, _Mod} = helper_compile_def_to_module(
           "CREATE TABLE table1 ("
           "a SINT64 NOT NULL, "
  
positive.code:                 true ->
                      jam:to_epoch(Normal, Exponent);
                  false ->
                      jam:to_epoch(CompleteFun(Normal), Exponent)
              end,
      case is_atom(Epoch) of
          true ->
  
negative.code:     TypeMap = lists:zip(Row, Types),
  
      CompleteFun = fun(DT) -> jam:expand(DT, second) end,
      PostCompleteFun = fun(Epoch) -> Epoch end,
      lists:map(fun({binary, String}=Value) ->
                        case lists:keyfind(Value, 1, TypeMap) of
                            {Value, timestamp} ->
                                {integer, do_epoch(String, CompleteFun,
                                                   PostCompleteFun, 3)};
                            _ ->
                                Value
                        end;
  