Oracle 僞列總結

1. 僞列定義與經常使用僞列 1.1 定義 Oracle官方文檔的 Oracle Database SQL Language Reference 11g Release 2 (11.2) E41084-02 對僞劣的定義:html A pseudocolumn (pseudo, 虛假的) behaves like a table column, but is not actually stored

>>阅读原文<<