Kafka vs ActiveMQ vs RabbitMQ vs Amazon SNS vs Amazon SQS vs Google pub/sub
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Message queues are the backbone of any distributed system. In advanced systems, a single application cannot be responsible for the entire operation. Rather, multiple applications are interrelated to perform their own sets of tasks and achieve the goal of the system, as a whole. The individual applications rely on data transfer to communicate with other applications — and that’s where the need for message queues arises.
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