分類標籤：primary 所有文章
[SQL 基本觀念] primary Key / Index / Unique 差別 - Nic Lin's Blog
發布時間: 2021-10-03PRIMARY Key(PK) (主鍵) · 是一種index 但不能為空值(NULL)，PK 會自動建立index · 每個table 只能有一個PRI...
What are the best practices for using a GUID as a primary key ...
發布時間: 2021-10-03the primary key is a logical construct - one of the candidate keys that uniqu...
Guid vs INT - Which is better as a primary key? - Database ...
發布時間: 2021-10-03The GUID is just an alternate key, with a NonClustered index, and is passed i...
Sql add primary key on existing table
發布時間: 2021-10-03Add primary key to existing table - Stack Overflowdrop constraint and recreat...
MySQL UUID primary key
發布時間: 2021-10-03MySQL 5.7 Reference Manual :: 12.21 Miscellaneous FunctionsUUID(), Return a U...