1）此方法，父亲state = 9999，儿子state != 9999，儿子能查询出来

select * from T_ORGANIZATION ot
where ot.state!=9999 
start with  ot.id = 7  connect by prior ot.id = ot.ORG_PARENTID
order by ot.id asc

2）此方法，父亲state = 9999，儿子state != 9999，儿子不能查询出来

select * from 
(SELECT * FROM T_ORGANIZATION WHERE state != 9999
) ot 
START WITH ot.id = 7
CONNECT BY PRIOR ot.id = ot.ORG_PARENTID;