Message Queue

PubSub

Event Streaming

todo: take from notion

Message Broker

1 event to many consumers (broadcast)

• Event Streaming
  • Apache Kafka - persistent, ordering
• PubSub
  • SNS - not persistent, no ordering
  • Apache Kafka - persistent, ordering (within partition) (1 consumer in consumer group)

1 event to 1 consumer (point to point)

• Message Queue
  • SQS
  • Apache Kafka - 1 partition 1 consumer

TODO: https://www.perplexity.ai/search/message-queue-vs-pubsub-QQKk0zqmQP.phmrPvgAzdQ

Pub/Sub

Message Queue