A primary key is, by definition unique within its scope. It is, therefore, an obvious thing to us...

UUID as Primary Key. 22 March 2014. 最近有個小小專案，該專案用PostgreSQL，該案按照我們新專案的慣例，採用UUID 當做主鍵，而不是用資料庫自動產生的...

What is UUID? UUIDs stands for Universally Unique Identifiers, used to uniquely identify the tabl...

By using UUID, you can generate the primary key value of the parent table up front and insert row...

UUID primary keys allow frontend applications to independently generate new objects, together wit...

In summary, primary keys uniquely identify rows in a table. You can create a primary key in a cou...