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SubjectSoftware Engineering 217System Design 102Distributed Systems 56Computer Science 14Database Management 8Networking 6Cybersecurity 2Data Engineering 2Data Management 2Data Structures 2Database Systems 2Web Development 2
Topicsystem design 116distributed systems 60kafka 51microservices 39elasticsearch 31scalability 24high level design 15consumer 13database 12high availability 11offsets 11software architecture 11caching 10fault tolerance 10raft 9consensus 8
✕ Clear all filtersResults · 4 for “Message Retention Policies”
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⚡ One HLD concept. 60 seconds. Interview ready
Kafka Retention vs Compaction: History or Latest State?
Kafka uses retention to keep historical data and compaction to keep the latest state.
Medium5m5 MCQs
⚡ One HLD concept. 60 seconds. Interview ready
Transactional Outbox Pattern: Never Lose Events!
The Transactional Outbox Pattern ensures database updates and event publishing are synchronized to avoid losing events.
Medium5m5 MCQs
⚡ One HLD concept. 60 seconds. Interview ready
Understanding Kafka Retries and Dead Letter Queue (DLQ)
Kafka uses retries and Dead Letter Queues to manage message processing failures.
Medium5m5 MCQs
⚡ One HLD concept. 60 seconds. Interview ready
Kafka Replay Safely: Reprocess Messages Without Losing Data
Kafka allows safe message reprocessing by resetting consumer positions without altering data.
Medium5m5 MCQs