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单词 non-relational
释义

non-relationaladj.

Brit. /ˌnɒnrᵻˈleɪʃn̩(ə)l/, /ˌnɒnrᵻˈleɪʃən(ə)l/, U.S. /ˌnɑnrəˈleɪʃən(ə)l/, /ˌnɑnriˈleɪʃən(ə)l/, /ˌnɑnrəˈleɪʃn(ə)l/, /ˌnɑnriˈleɪʃn(ə)l/
Origin: Formed within English, by derivation. Etymons: non- prefix, relational adj.
Etymology: < non- prefix + relational adj.
Not relational; (Computing) of, relating to, or designating a database that is not structured in terms of simple two-dimensional relations (tables).
ΚΠ
1886 Mind 11 66 Some states are more relational than others, but none are absolutely non-relational.
1903 B. Russell Princ. Math. iv. 49 Subject—predicate propositions are distinguished by just this non-relational character.
1954 I. M. Copi Symbolic Logic v. 145 The non-relational premiss that all greyhounds are dogs.
1982 E. F. Codd in Amer. Math. Monthly (1983) 90 117 The absence of a theoretical foundation for almost all nonrelational DBMS [sc. database management systems] is the prime cause of their ungepotchket quality.
1997 PC Week 28 Jan. 4/2 Rowsets are managed by OLE DB-based providers, or data sources, such as relational or non-relational databases.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1886
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