Consumer Offsets and Delivery Semantics

The video tutorial explains consumer offsets in Kafka, detailing how they are stored and committed. It introduces delivery semantics, including at most once, at least once, and exactly once, and discusses their implications. The tutorial also covers the concept of item potent consumers, especially in the context of exactly once semantics, and highlights the importance of choosing the right delivery semantics for different workflows.

How does the 'at least once' delivery semantic work, and what are its implications?

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What is meant by 'exactly once' delivery semantics, and how can it be achieved?

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