SQS (Simple Queue Service) da SNS (Simple Notification Service) aiki ne na AWS don aika saƙo waɗanda suke ba da damar baddadi, aiki na baje-baje tsakanin sassan aikace-aikace. SQS shine jere na saƙo (ɗaya-zuwa-ɗaya na aiki); SNS shine pub/sub (ɗaya-zuwa-da-yawa na yaɗa saƙo).
SQS — jere na saƙo (baddadi, aiki na baje-baje)
SQS is a managed message QUEUE: producers send messages, consumers process them:
→ producer → [QUEUE] → consumer(s) process messages (at their own pace)
→ DECOUPLES components (producer doesn't wait for/depend on the consumer)
→ BUFFERS load (queue absorbs spikes; consumers process steadily)
→ RELIABLE (messages persist until processed; retries; dead-letter queues for failures)
→ SCALABLE (add more consumers to process faster)
→ Use for: async task processing, decoupling services, smoothing load spikes
