關於「Function of primary key in access」標籤，搜尋引擎有相關的訊息討論：

Add or change a table's primary key in Access - Microsoft Supportsupport.microsoft.com › en-us › office › add-or-change-a-...Add a primary key to a table in Access - Microsoft Supportsupport.microsoft.com › en-us › office › add-a-primary-ke...What is the function of primary key