What is idempotence in Kafka?
Idempotence in Kafka ensures that messages are delivered exactly once, preventing duplicates during retries.
How does idempotence work in Kafka producers?
Kafka producers can enable idempotence by setting the 'enable.idempotence' configuration to true, which assigns a unique ID to each producer.
What are the benefits of using idempotence?
The main benefits include improved reliability, reduced complexity in handling duplicates, and easier error recovery.
Can you give an example of a scenario where idempotence is useful?
Sure! In a payment processing system, if a payment request is sent multiple times due to a network issue, idempotence ensures that the payment is processed only once.
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