text: -- @testpoint: 关键字under,用作字段类型，合理报错
  
  drop table if exists under_test cascade;
  create table if not exists under_test(id int,name under);
  
  create or replace procedure under_insert
  as
  begin
   for i in 1..10 loop
      insert into under_test values(i,'under'||i);
      end loop;
   end;
  /
  call under_insert();
  
  select * from under_test;
  
  --清理环境
  drop procedure under_insert;