篇首语:本文由编程笔记#小编为大家整理,主要介绍了sql#查重相关的知识,希望对你有一定的参考价值。
select count (asin) from dbo.amazon_product_storewhere asin in (select asin from dbo.amazon_product_store group by asin having count(asin) > 1)