medium10 pts · first answer countskafkakafka-streamsdelivery-semantics

Exactly-once in Kafka Streams

A Kafka Streams app reads from Kafka, updates state and writes results back to Kafka. Which setting makes each input affect the output exactly once?

A.acks=1 on the internal producerB.processing.guarantee=exactly_once_v2C.enable.auto.commit=trueD.isolation.level=read_uncommitted

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