advancedKafka & Messaging (Expert Round)
How do you ensure message idempotency in an event-driven system using an event ID deduplication table?
Tests whether you know a persisted 'already processed' record is what actually makes a handler safe to call twice.
This is a Pro question
Sign in, then upgrade to Pro or Power to unlock this question and the full Interview Prep bank.
How do you ensure message idempotency in an event-driven system using an event ID deduplication table?