Which approach helps make POST operations safe to retry?

Problem Statement

Explanation

A unique key per intent lets servers detect duplicates and return the original result. This prevents double charges or duplicate orders. It also simplifies client logic under network retries and failovers.

Code Solution

SolutionRead Only

POST /orders  Idempotency-Key: 9f1d-...-ab12

Practice Sets

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High-Level Design (HLD) Interview Core

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Which approach helps make POST operations safe to retry?

Problem Statement

Explanation

Code Solution

Practice Sets

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Master Interviews Anywhere, Anytime

Which approach helps make POST operations safe to retry?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which statement best describes the Single Responsibility Principle?

Open–Closed Principle encourages what practice when adding features?

High-Level Design (HLD) typically focuses on which artifacts?

Which UML diagram best captures interactions over time between components?

Which pairing describes a healthy design goal?

More from System Design

Master Interviews
Anywhere, Anytime