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Lessons (6)

• Kafka vs RabbitMQ & the Kafka Ecosystem

  … Kafka and when a traditional broker like RabbitMQ fits better, plus a tour of Kafka Connect, Kafka Streams …

• What Is Apache Kafka?

  … They don't affect each other. A first taste (Node.js with KafkaJS) js import { Kafka } from "kafkajs …

• Delivery Guarantees: At-Most, At-Least & Exactly Once

  … It's on by default in modern Kafka. 2. Transactions (atomic read-process-write) A stream processor reads …

• Topics, Partitions & Offsets

  … decides the lane](/img/kafka/partitions.svg) Topics A topic is a named stream of related events: orders …

• Message Queues & RabbitMQ

  … reply Apache Kafka Distributed append-only log Event streaming, high throughput, replay (see the Kafka lessons) AWS SQS …

• Data in Microservices: Sagas & the Outbox Pattern

  … the database's transaction log and stream outbox rows to Kafka, with no polling needed. The inbox pattern …