Ravi Sir's Cards › AWS
Standard vs FIFO
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
Delivery
Standard
Queue with best-effort order.
FIFO
Queue with strict order per group.
Key points
At least once.
Exactly once processing.
Example
bakery-orders
Use when
Huge throughput.
Payments, ledgers.