“structured query language”的概念、定义、翻译、参考文献-科学参考

单词	structured query language
释义	structured query language Encyclopedia 工学结构化查询语言释 structured query language; SQL结构化查询语言关系数据库管理数据的标准编程语言。是关系数据库管理系统领域中的主流查询语言。理学数据库系统释 structured query languageSQL语言一种介于关系代数和关系演算之间的关系查询语言，它是一种关系数据库领域定制的、用于数据库查询和程序设计的语言，用于存取数据以及查询、更新和管理关系数据库系统。
随便看	ecological deficit ecological degradation ecological degradation of the waterbody ecological design ecological disaster ecological disaster risk ecological disasters for Fisheries ecological displacement ecological distribution ecological diversion ecological diversity ecological diversity of water ecosystem ecological dredging ecological economics ecological economics of foresty ecological effect of marine pollutants ecological effects of air pollution ecological effects of combined pollutants ecological effects of marine pollution ecological effects of pesticide ecological effects of reclaimed water in cities ecological effects of soil pollution ecological effects of water pollution ecological engineering Ecological Engineering for the Rural Household Economy

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