create schema test_dolphin_catalog;
set current_schema = test_dolphin_catalog;
create user test password 'Huawei@123';
SET SESSION AUTHORIZATION test PASSWORD 'Huawei@123';
set dolphin.b_compatibility_mode to on;
select 1+1;
RESET SESSION AUTHORIZATION;
reset current_schema;
drop schema test_dolphin_catalog;
drop user test;