oracle 批量列转行 逗号分隔
短信预约 -IT技能 免费直播动态提醒
示例:
with temp as
(select '1,2,3' nums, 'a' names from dual
union all
select '4,5' nums, 'b' names from dual
union all
select '6,7' nums, 'c' names from dual
union all
select '8' nums, 'c' names from dual
union all
select '9,10' nums, 'c' names from dual
union all
select '11,12' nums, 'c' names from dual
union all
select '13,14' nums, 'c' names from dual
union all
select '15,16' nums, 'c' names from dual
union all
select '17,18' nums, 'c' names from dual
union all
select '19,20' nums, 'c' names from dual
union all
select '21,22,23,24,25,26,27,28,29,30,31,32,33,34' nums, 'c' names from dual
)
select regexp_substr(nums,'[^,]+',1,b.lv) order_num,names
from temp, (select level lv from dual connect by level<=(select max(length(regexp_replace(nums,'[^,]+'))+1) from temp)) b --用于分配行数(行数取最大的nums分隔数)
where b.lv <=length(regexp_replace(nums,'[^,]+'))+1 order by order_num
免责声明:
① 本站未注明“稿件来源”的信息均来自网络整理。其文字、图片和音视频稿件的所属权归原作者所有。本站收集整理出于非商业性的教育和科研之目的,并不意味着本站赞同其观点或证实其内容的真实性。仅作为临时的测试数据,供内部测试之用。本站并未授权任何人以任何方式主动获取本站任何信息。
② 本站未注明“稿件来源”的临时测试数据将在测试完成后最终做删除处理。有问题或投稿请发送至: 邮箱/279061341@qq.com QQ/279061341