--- title: Deep-dive of Event-Driven communication between Edge and... description: This article explores the challenges and solutions for event-driven communication between edge and cloud using Akka Projections and brokerless... canonical: https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Deep-dive of Event-Driven communication between Edge and Cloud | daily.dev og:description: This article explores the challenges and solutions for event-driven communication between edge and cloud using Akka Projections and brokerless... og:url: https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns og:image: https://api.daily.dev/og/posts/q4RPNkHnS.png og:image:alt: Deep-dive of Event-Driven communication between Edge and Cloud 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. # Deep-dive of Event-Driven communication between Edge and Cloud **[Lightbend](https://daily.dev/sources/lightbend)** · 7 min read · 0 upvotes · 0 comments ## Summary This article explores the challenges and solutions for event-driven communication between edge and cloud using Akka Projections and brokerless service-to-service communication. It discusses the use of monotonically increasing sequence numbers for event tracking, remote projections over gRPC, handling disconnection and historical events, using H2 database as an event journal and offset store, and optimizing database access with a firehose query. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#akka](https://daily.dev/tags/akka), [#cloud](https://daily.dev/tags/cloud), [#grpc](https://daily.dev/tags/grpc) [View this post on daily.dev](https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns) ```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":"Deep-dive of Event-Driven communication between Edge and Cloud","url":"https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns"},"datePublished":"2023-11-13T17:05:46.778Z","dateModified":"2024-02-20T02:15:57.488Z","description":"This article explores the challenges and solutions for event-driven communication between edge and cloud using Akka Projections and brokerless...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/dbdaa50dcc6944176846c22f1d337bad?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/dbdaa50dcc6944176846c22f1d337bad?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"Lightbend","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":"Lightbend","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/lightbend","url":"https://daily.dev/sources/lightbend"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/deep-dive-of-event-driven-communication-between-edge-and-cloud-q4rpnkhns","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"akka,cloud,grpc","timeRequired":"PT7M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Lightbend","item":"https://daily.dev/sources/lightbend"},{"@type":"ListItem","position":3,"name":"Deep-dive of Event-Driven communication between Edge and Cloud"}]} ```