text: -- @testpoint: 数字操作符#(二进制XOR),非数值类型的值进行二进制xor，合理报错
  drop table if exists data_01;
  create table data_01 (clo1 int,clo2 char);
  insert into data_01 values (255, 'a');
  select clo1 # clo2 from data_01;
  SELECT 91'A'  AS RESULT;
  drop table if exists data_01;