Oracle 树查询
select t.*, t1.user_name as CREATOR_NAME, t2.user_name as LAST_UPDATE_USER_NAME
from t_sys_menu t
left join t_sys_user t1 on t.creator = t1.user_name
left join t_sys_user t2 on t.last_update_user = t2.user_name
where t.display_language = 'zh-CN'
start with t.parent_id = '01' connect by t.parent_id = prior t.primary_id
and t.display_language = prior t.display_language