text: -- @testpoint: 数字操作符*(乘),非数值类型相乘，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 10 * 'a' AS RESULT;
  drop table if exists data_01;