Messaging & Queues interview question
How do you evolve message schemas safely?
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More most-asked Messaging & Queues questions
- Why use message queues, and what problems do they solve?
- Explain at-most-once, at-least-once and exactly-once delivery.
- How do you make message consumers idempotent?
- Compare Kafka and RabbitMQ (and managed queues like SQS).
- How should retries and dead-letter queues work?
- What is the dual-write problem and how do you avoid it?