--- title: How to Stop Duplicate Orders in Web Applications | daily.dev description: Learn how to prevent duplicate orders in web applications by implementing idempotency. Idempotency ensures that the same result is obtained regardless of how... canonical: https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: How to Stop Duplicate Orders in Web Applications | daily.dev og:description: Learn how to prevent duplicate orders in web applications by implementing idempotency. Idempotency ensures that the same result is obtained regardless of how... og:url: https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l og:image: https://api.daily.dev/og/posts/RBl5FXM4l.png og:image:alt: How to Stop Duplicate Orders in Web Applications og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # How to Stop Duplicate Orders in Web Applications **[The New Stack](https://daily.dev/sources/newstack)** · 6 min read · 1 upvotes · 0 comments ## Summary Learn how to prevent duplicate orders in web applications by implementing idempotency. Idempotency ensures that the same result is obtained regardless of how many times an API call or operation is applied. It requires an idempotency key, an idempotency layer, and persistent storage. Tools like AWS Lambda Powertools and Stripe's API documentation can be used to implement idempotency. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#aws-dynamodb](https://daily.dev/tags/aws-dynamodb), [#aws-lambda](https://daily.dev/tags/aws-lambda), [#webdev](https://daily.dev/tags/webdev) [View this post on daily.dev](https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"How to Stop Duplicate Orders in Web Applications","url":"https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l"},"datePublished":"2024-04-29T17:31:02.656Z","dateModified":"2026-07-16T02:13:09.739Z","description":"Learn how to prevent duplicate orders in web applications by implementing idempotency. Idempotency ensures that the same result is obtained regardless of how...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/70f6572c3a1dea63355ab1dd1fa011e4?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/70f6572c3a1dea63355ab1dd1fa011e4?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"The New Stack","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"The New Stack","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/newstack","url":"https://daily.dev/sources/newstack"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/how-to-stop-duplicate-orders-in-web-applications-rbl5fxm4l","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"aws-dynamodb,aws-lambda,webdev","timeRequired":"PT6M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"The New Stack","item":"https://daily.dev/sources/newstack"},{"@type":"ListItem","position":3,"name":"How to Stop Duplicate Orders in Web Applications"}]} ```