Ravi Sir's Cards › AWS
Effect on the item
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
Effect on the item
PutItem
Writes a full item (replaces if same key).
UpdateItem
Changes only the attributes you name.
Key points
Simple create/replace.
Partial edit without wiping fields.
Example
Create a new note.
Use when
New rows.
Patch fields.