例：
select regexp_substr(p.attributename, '[^,]+',1,level) c1
from tablename p
connect by level <= length(p.attributename) - length(replace(p.attributename,',','')) + 1
结果
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/database/4476.html