text: -- @testpoint: opengauss关键字Load(非保留)，作为游标名,部分测试点合理报错
  
  --前置条件
  drop table if exists explain_test cascade;
  create table explain_test(cid int,fid int);
  
  --关键字不带引号-成功
  start transaction;
  cursor Load for select * from explain_test order by 1;
  close Load;
  end;
  
  --关键字带双引号-成功
  start transaction;
  cursor "Load" for select * from explain_test order by 1;
  close "Load";
  end;
  
  --关键字带单引号-合理报错
  start transaction;
  cursor 'Load' for select * from explain_test order by 1;
  close 'Load';
  end;
  
  --关键字带反引号-合理报错
  start transaction;
  cursor `Load` for select * from explain_test order by 1;
  close `Load`;
  end;
  --清理环境
  drop table if exists explain_test cascade;
  