Ravi Sir's Cards › AWS
SNS vs SQS
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
Model
SNS
Push to many subscribers.
SQS
Pull by one consumer.
Key points
No storage, instant fan-out.
Stores up to 14 days.
Example
aws sns publish
Use when
Alerts and fan-out.
Job queues and buffering.