Ravi Sir's Cards › AWS
Who deletes?
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
Who deletes?
TTL expiry
DynamoDB removes expired items in the background.
DeleteItem
Your code deletes immediately by key.
Key points
Eventually consistent cleanup.
Instant, caller-controlled.
Example
Session tokens after 15 minutes.
Use when
Auto cleanup.
User-driven delete.