Oracle字段根据逗号分割查询数据的方法

select * from (
 select guid, regexp_substr(st_responsible, ‘[^,]+‘, 1, level) responsible 
  from tt_cancle_responsible 
  connect by level = regexp_count(st_responsible, ‘,‘) + 1
  and guid = prior guid
  and prior dbms_random.value is not null )
where responsible =‘wyy‘;