text: --  @testpoint:opengauss关键字condition(非保留)，作为用户组名
  
  
  --关键字不带引号-成功
  drop group if exists condition;
  create group condition with password 'gauss@123';
  
  --关键字带双引号-成功
  drop group if exists "condition";
  create group "condition" with password 'gauss@123';
  
  --关键字带单引号-合理报错
  drop group if exists 'condition';
  create group 'condition' with password 'gauss@123';
  
  --关键字带反引号-合理报错
  drop group if exists `condition`;
  create group `condition` with password 'gauss@123';
  