text: --  @testpoint: --查看视图时子查询区分大小写
  drop view if exists VIEW_2 cascade;
  create view VIEW_2 as select * from false_2;
  insert into false_2 values(1,1);
  select * from view_3 where f in (select A from view_2);
  select * from view_3 where f in (select B from view_2);
  select * from view_3 where f in (select b from view_2);