Tencent Cloud Developer
Sep 14, 2021 · Backend Development
A Comparative Overview of Transactional Messaging in RocketMQ, Kafka, and Pulsar
The article compares how RocketMQ, Apache Kafka, and Apache Pulsar implement transactional messaging—each using a two‑phase commit with half‑messages or transaction buffers, distinct coordinators, and idempotent producers—to provide atomicity and either strong consistency (RocketMQ) or exactly‑once delivery for high‑throughput stream processing (Kafka and Pulsar).
KafkaMessage QueuePulsar
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