V2EX rdbms

RDBMS

定义 Definition

RDBMS 是 Relational Database Management System 的缩写,指“关系型数据库管理系统”:用“表(行与列)”来组织数据,并通过主键/外键等关系把不同表连接起来,通常可用 SQL 进行查询、更新与管理。(常见产品如 MySQL、PostgreSQL、Oracle Database、SQL Server 等。)

发音 Pronunciation

/r di bi m s/

例句 Examples

We store customer orders in an RDBMS.
我们把客户订单存储在关系型数据库管理系统中。

To ensure data consistency, the team normalized the schema and enforced foreign-key constraints in the RDBMS while migrating legacy records.
为保证数据一致性,团队在迁移旧数据时对表结构做了规范化,并在关系型数据库管理系统中启用了外键约束。

词源 Etymology

RDBMS 来自短语 Relational Database Management System 的首字母缩写。Relational(关系型)源于数据库“关系模型”(relational model)的概念,该模型在 1970 年由 Edgar F. Codd 提出,强调用“关系(表)”来表示数据并以严格规则进行查询与约束。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Database System Concepts(Silberschatz, Korth, Sudarshan)在数据库系统分类与实现章节中常用 RDBMS 指代主流关系型系统。
  • An Introduction to Database Systems(C. J. Date)讨论关系模型与数据库管理系统时频繁出现 RDBMS 这一缩写。
  • SQL and Relational Theory(C. J. Date)在阐述 SQL 与关系理论差异及实践时常提到 RDBMS。
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