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社区首页 >问答首页 >如何在pl/sql查询函数中设置循环,使每次循环的结果放在不同的列中,并且全部放在一个表中?

如何在pl/sql查询函数中设置循环,使每次循环的结果放在不同的列中,并且全部放在一个表中?
EN

Stack Overflow用户
提问于 2012-07-29 13:32:43
回答 1查看 555关注 0票数 1

如何在pl/sql查询函数中设置循环,使每个循环输出的结果放在不同的列中,并且全部放在一个表中。

该函数为:

代码语言:javascript
运行
复制
select t1.aaa, coalesce(t2.bbb_count, 0) bbb_count,
    coalesce(t2.ccc_sum, 0) ccc_sum
from (
  select distinct aaa
  from nrb
) t1
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '50%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t2 on t1.aaa = t2.aaa
order by t1.aaa;

这个函数会给我一个200行3列的表格。我需要做一个循环

“和t.ddd喜欢'50%'”

行,从50到55。我的意思是结果将是200行15列。

Pl/sql 7.0.2无限用户许可

保监处: 9.2

oracle数据库: 11.1.0.6.0企业版

操作系统: win xp

EN

回答 1

Stack Overflow用户

回答已采纳

发布于 2012-07-29 13:49:38

代码语言:javascript
运行
复制
select t1.aaa, 
       coalesce(t2.bbb_count, 0) bbb_50_count, coalesce(t2.ccc_sum, 0) ccc_50_sum,
       coalesce(t3.bbb_count, 0) bbb_51_count, coalesce(t3.ccc_sum, 0) ccc_51_sum,
       coalesce(t4.bbb_count, 0) bbb_52_count, coalesce(t4.ccc_sum, 0) ccc_52_sum,
       coalesce(t5.bbb_count, 0) bbb_53_count, coalesce(t5.ccc_sum, 0) ccc_53_sum,
       coalesce(t6.bbb_count, 0) bbb_54_count, coalesce(t6.ccc_sum, 0) ccc_54_sum,
       coalesce(t7.bbb_count, 0) bbb_55_count, coalesce(t7.ccc_sum, 0) ccc_55_sum
from (
  select distinct aaa
  from nrb
) t1
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '50%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t2 on t1.aaa = t2.aaa
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '51%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t3 on t1.aaa = t3.aaa
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '52%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t4 on t1.aaa = t4.aaa
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '53%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t5 on t1.aaa = t5.aaa
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '54%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t6 on t1.aaa = t6.aaa
left join (
  select t.aaa, count (t.bbb) bbb_count, sum (t.ccc) ccc_sum
  from nrb t
  where t.vvv IN  ('3','4','5','6','D','E','F')
    and t.ddd like '55%'
    and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD')
    and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD')
  group by t.aaa
) t7 on t1.aaa = t7.aaa
order by t1.aaa;
票数 0
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页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/11706946

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