V2EX single source of truth

Single Source of Truth

Definition / 释义

指“唯一可信的信息来源/权威来源”:把某类信息(如数据、配置、文档、规则)在一个地方作为最终版本维护,其他系统或副本都从这里同步或派生,以避免不一致与重复维护。(在软件工程、数据治理、知识管理中很常见;也可简称 SSOT。)

Pronunciation / 发音(IPA)

/sl srs v truθ/

Examples / 例句

Our wiki is the single source of truth for team policies.
我们的维基是团队政策的唯一可信来源。

To prevent conflicts, the company created a single source of truth for customer data that all departments must use.
为避免冲突,公司建立了客户数据的统一权威来源,要求所有部门都必须使用。

Etymology / 词源

这是一个现代复合短语,由 single(唯一的)+ source(来源)+ truth(真实/真相)组成,借用“真相应来自一个权威出处”的比喻。它在信息系统与工程管理语境中流行,用来强调“一个地方维护、全局一致”,理念上与“减少重复、避免多份不一致副本”的工程实践密切相关。

Related Words / 相关词

Literary Works / 作品与出处(常见使用场景)

  • The Pragmatic Programmer(Andrew Hunt, David Thomas)在讨论避免重复与保持一致性的工程思想时常涉及这一表述/概念
  • Domain-Driven Design(Eric Evans)围绕领域模型与统一语言,常用“权威定义/单一权威来源”的思路来保证一致性
  • Designing Data-Intensive Applications(Martin Kleppmann)在数据一致性、数据流与系统边界讨论中经常出现“权威数据源/唯一真相来源”的用语与概念
  • Patterns of Enterprise Application Architecture(Martin Fowler)企业应用架构中谈到主数据、系统记录(system of record)等与“单一权威来源”高度相关的表述
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