【发布时间】:2021-10-21 18:08:59
【问题描述】:
我对每个 ID 都有一个这样的数据集;
| Months | ID | Number |
|---|---|---|
| 2018-07-01 | 1 | 0 |
| 2018-08-01 | 1 | 0 |
| 2018-09-01 | 1 | 1 |
| 2018-10-01 | 1 | 3 |
| 2018-11-01 | 1 | 1 |
| 2018-12-01 | 1 | 2 |
| 2019-01-01 | 1 | 0 |
| 2019-02-01 | 1 | 0 |
| 2019-03-01 | 1 | 1 |
| 2019-04-01 | 1 | 0 |
| 2019-05-01 | 1 | 0 |
| 2019-06-01 | 1 | 0 |
| 2019-07-01 | 1 | 1 |
| 2019-08-01 | 1 | 0 |
| 2019-09-01 | 1 | 0 |
| 2019-10-01 | 1 | 2 |
| 2019-11-01 | 1 | 0 |
| 2019-12-01 | 1 | 0 |
| 2020-01-01 | 1 | 0 |
| 2020-02-01 | 1 | 0 |
| 2020-03-01 | 1 | 0 |
| 2020-04-01 | 1 | 0 |
| 2020-05-01 | 1 | 0 |
| 2020-06-01 | 1 | 0 |
| 2020-07-01 | 1 | 0 |
| 2020-08-01 | 1 | 1 |
| 2020-09-01 | 1 | 0 |
| 2020-10-01 | 1 | 0 |
| 2020-11-01 | 1 | 1 |
| 2020-12-01 | 1 | 0 |
| 2021-01-01 | 1 | 0 |
| 2021-02-01 | 1 | 1 |
| 2021-03-01 | 1 | 1 |
| 2021-04-01 | 1 | 0 |
| 2018-07-01 | 2 | 0 |
| ....... | ....... | ....... |
(每个 ID 的相似值)
我想要这样的数据集;
| Months | ID | Number | Sum_Next_6Number |
|---|---|---|---|
| 2018-07-01 | 1 | 0 | 7 |
| 2018-08-01 | 1 | 0 | 7 |
| 2018-09-01 | 1 | 1 | 7 |
| 2018-10-01 | 1 | 3 | 4 |
| 2018-11-01 | 1 | 1 | 3 |
| 2018-12-01 | 1 | 2 | 1 |
| 2019-01-01 | 1 | 0 | 2 |
| 2019-02-01 | 1 | 0 | 2 |
| 2019-03-01 | 1 | 1 | 1 |
| 2019-04-01 | 1 | 0 | 3 |
| 2019-05-01 | 1 | 0 | 3 |
| 2019-06-01 | 1 | 0 | 3 |
| 2019-07-01 | 1 | 1 | 2 |
| 2019-08-01 | 1 | 0 | 2 |
| 2019-09-01 | 1 | 0 | 2 |
| 2019-10-01 | 1 | 2 | 0 |
| 2019-11-01 | 1 | 0 | 0 |
| 2019-12-01 | 1 | 0 | 0 |
| 2020-01-01 | 1 | 0 | 0 |
| 2020-02-01 | 1 | 0 | 1 |
| 2020-03-01 | 1 | 0 | 1 |
| 2020-04-01 | 1 | 0 | 1 |
| 2020-05-01 | 1 | 0 | 2 |
| 2020-06-01 | 1 | 0 | 2 |
| 2020-07-01 | 1 | 0 | 2 |
| 2020-08-01 | 1 | 1 | 2 |
| 2020-09-01 | 1 | 0 | 3 |
| 2020-10-01 | 1 | 0 | 3 |
| 2020-11-01 | 1 | 1 | Nan |
| 2020-12-01 | 1 | 0 | Nan |
| 2021-01-01 | 1 | 0 | Nan |
| 2021-02-01 | 1 | 1 | Nan |
| 2021-03-01 | 1 | 1 | Nan |
| 2021-04-01 | 1 | 0 | Nan |
| 2018-07-01 | 2 | 0 | 0 |
| ....... | ....... | ....... | ....... |
如果没有 6 个月,那么这个值应该是 Nan。
有没有办法做到这一点?提前谢谢你。
【问题讨论】:
-
嗨!你试过什么代码?什么是“Nan” - SAS没有“Nan”,你的意思是缺失值吗?还是那是一个文本列?
-
嗨!是的,我的意思是缺失值。我试图用 proc sql 解决,但我应该尝试做循环。已经解决了谢谢!
标签: sas proc-sql do-loops datastep