single-relation

常見例句

• 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(kù)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(kù)理論中空值在函數(shù)依賴中的語(yǔ)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(lái)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(kù)。
• The letter was written on a single sheet of paper.
  這封信只用一張紙寫成。
• One single, second class, to winchester, please.
  買一張去溫撤斯特單程二等票。
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