text: -- @testpoint: opengauss关键字procedural非保留)，作为索引名,部分测试点合理报错
  
  --前置条件，创建一个表
  drop table if exists procedural_test;
  create table procedural_test(id int,name varchar(10));
  
  --关键字不带引号-成功
  drop index if exists procedural;
  create index procedural on procedural_test(id);
  drop index procedural;
  
  --关键字带双引号-成功
  drop index if exists "procedural";
  create index "procedural" on procedural_test(id);
  drop index "procedural";
  
  --关键字带单引号-合理报错
  drop index if exists 'procedural';
  
  
  --关键字带反引号-合理报错
  drop index if exists `procedural`;
  --清理环境
  drop table if exists procedural_test;
  