Ravi Sir's Cards › AWS
Save to DynamoDB before SNS or after?
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
What it is
Save first. If publish fails you still have the lead.
Why it matters
Notify-only with no store loses messages during email outages.
How / example
PutItem then sns.publish; log publish errors but still return 201 with messageId.