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sql - MS ACCESS count/sum number of rows, with no duplicates - Stack Overflow
瀏覽：1385
日期：2025-11-26
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
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