RabbitMQ menawarkan ciri-ciri seperti message TTL (tamat tempoh), had panjang queue, keutamaan, dan mesej tertangguh yang mengawal kitaran hayat dan tingkah laku mesej. Memahami ciri-ciri ini membantu membina tingkah laku pemesejan yang canggih.
TTL mesej dan queue
TTL (Time To Live) → messages or queues can EXPIRE after a set time:
→ MESSAGE TTL → a message expires if not consumed within the TTL → removed (or dead-lettered)
→ QUEUE TTL → a queue is deleted after being unused for a period
→ for: expiring stale messages (don't process old/irrelevant data); cleanup
→ TTL + dead-lettering → the common DELAYED RETRY pattern (expire → dead-letter back)
