V2EX stateful

Stateful

释义 Definition

**形容词 (adj.)**:有状态的;指系统、程序或协议能够记住之前的交互信息或数据状态,并根据这些信息影响后续行为。

发音 Pronunciation

/stet.fl/

例句 Examples

A stateful firewall can track active connections and make decisions based on traffic context.
有状态防火墙能够跟踪活跃连接,并根据流量上下文做出决策。

Unlike RESTful APIs, which are stateless by design, a stateful server retains session data between requests, allowing it to remember a user's login status or shopping cart contents across multiple interactions.
与设计上无状态的 RESTful API 不同,有状态服务器会在请求之间保留会话数据,从而能够在多次交互中记住用户的登录状态或购物车内容。

词源 Etymology

statefulstate(状态)和后缀 -ful(充满……的)组合而成。state 源自拉丁语 status,意为"站立的方式、状况"。在计算机科学领域,state 指程序或系统在某一时刻所处的条件或数据集合。加上 -ful 后缀,表示"具有状态的、保持状态的"。该词主要在20世纪后半叶随计算机网络和软件工程的发展而广泛使用,用于区分能够记忆历史交互信息的系统与无记忆的(stateless)系统。

相关词汇 Related Words

文学与技术著作引用 Notable References

  • 在 W. Richard Stevens 的经典著作 TCP/IP Illustrated 中,stateful 被用来描述 TCP 协议如何维护连接状态,与无状态的 UDP 协议形成对比。
  • Roy Fielding 在其博士论文 Architectural Styles and the Design of Network-Based Software Architectures(2000)中讨论 REST 架构风格时,将 statefulstateless 进行了深入对比,奠定了现代 Web 架构设计的理论基础。
  • Martin Kleppmann 在 Designing Data-Intensive Applications(2017)中多次使用 stateful 来讨论分布式系统中状态管理的挑战与策略。
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