---
title: "Discussion on \"Kafka Streams: A Production Guide to Joins, Aggregations, and Stateful Processing\" | Hashnode"
description: "Discussion on \"Kafka Streams: A Production Guide to Joins, Aggregations, and Stateful Processing\". A complete guide to Kafka Streams joins, windowed aggregations, state stores, & exactly-once semantics. With code examples for prod stream processing."
url: "https://hashnode.com/posts/kafka-streams-a-production-guide-to-joins-aggregations-and-stateful-processing/6a45efb6802ec131c01316a0"
---

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Discussion

# [Kafka Streams: A Production Guide to Joins, Aggregations, and Stateful Processing](https://zeliot-official.hashnode.dev/kafka-streams-a-production-guide-to-joins-aggregations-and-stateful-processing?utm_source=hashnode&utm_medium=feed)

A complete guide to Kafka Streams joins, windowed aggregations, state stores, & exactly-once semantics. With code examples for prod stream processing.

Jul 2 · 24 min read · zeliot-official.hashnode.dev  
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-   [#kafka](https://hashnode.com/tag/kafka)
-   [#kafka-join](https://hashnode.com/tag/kafka-join)
-   [#stateful-processing](https://hashnode.com/tag/stateful-processing)
-   [#apache-kafka](https://hashnode.com/tag/apache-kafka)
-   [#event-streaming](https://hashnode.com/tag/event-streaming)
-   [#data-streaming](https://hashnode.com/tag/data-streaming)
-   [#real-time-data](https://hashnode.com/tag/real-time-data)
-   [#stream-processing](https://hashnode.com/tag/stream-processing)
-   [#streaming-data](https://hashnode.com/tag/streaming-data)

## Written by

[Sachin Kamath](https://hashnode.com/@sachinkamath)

@sachinkamath · Bengaluru, India

  
[View profile](https://hashnode.com/@sachinkamath)

Making Enterprises build and scale Real-Time Applications easily.

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