single-relation

基本解釋

A subset of the database defined by a single relation, or by combining fields from two or more relations(or other views) into a single"virtual" relation.
數(shù)據(jù)庫的一個(gè)子集，它是通過定義一個(gè)關(guān)系或聯(lián)合兩個(gè)至多個(gè)關(guān)系（或其它視圖）中的多個(gè)字段為一個(gè)“虛”關(guān)系而得到的。
This paper deals with the semantics of null values in functional dependencies in database theory, and presents three different definitions of FDs in a single relation with marked nulls.
本文研究關(guān)系數(shù)據(jù)庫理論中空值在函數(shù)依賴中的語義問題,提出了帶標(biāo)志空值的關(guān)系中函數(shù)依賴的三種定義。
The end result is that you create a component with a single related set of public classes and the utility classes necessary to support it.
最后的結(jié)果就是：你創(chuàng)建了一個(gè)組件，包含了一個(gè)單獨(dú)的相關(guān)的公共類的集合，并且必要的提供支持的有用的類。
The moment you use a central resource for connecting FOAF files together, you may as well abandon the Web and just use a single relational database.
當(dāng)您使用中央資源來將FOAF文件連接在一起時(shí),您還可以放棄Web而只使用單個(gè)關(guān)系數(shù)據(jù)庫。
The letter was written on a single sheet of paper.
這封信只用一張紙寫成。