關於「SQL Server CREATE unique index」標籤，搜尋引擎有相關的訊息討論：

Create Unique Indexes - SQL Server | Microsoft Learnlearn.microsoft.com › ... › CreateCREATE INDEX (Transact-SQL) - SQL Server - Microsoft Learnlearn.microsoft.com › ... › Statements › CREATECreate unique index based on two columns (bi-directional)dba.stackexchange.com › questi