ms sql count distinct的相關文章
ms sql count distinct的相關公司資訊
ms sql count distinct的相關商品
sql - MS ACCESS count/sum number of rows, with no duplicates - Stack Overflow
瀏覽:951
日期:2025-11-18
This would work in SQL, I think it should also in Access: SELECT COUNT(DISTINCT CustomerID) FROM TheTable Edit: Per Jeff in comments, Access doesn't support the above syntax. This should work for sure though: SELECT COUNT(*) FROM ( SELECT ......看更多










![[好奇] 部落客→噗浪客?](https://www.iarticlesnet.com/pub/img/article/24007/1403934656253_xs.jpg)

![[買尬] 英國人怎麼回事阿?有了手機不要愛愛?](https://www.iarticlesnet.com/pub/img/article/23522/1403931589141_xs.jpg)
![[誇張] 玩開心農場,玩到分手 墮胎...](https://www.iarticlesnet.com/pub/img/article/23768/1403932842770_xs.jpg)


