select * from base_menu delete from base_menu where id=#{id} or parent_id=#{id} select id from base_menu where id=#{id} or parent_id=#{id} select * from base_menu and parent_id = #{parentId} and parent_id is null SELECT m.* from base_menu m,base_role_authority ra,base_role r,base_user_role ur WHERE m.id=ra.menu_id and ra.role_id=r.id and r.id=ur.role_id and ur.user_id=#{riskUserId} SELECT m.* from base_menu m