Ravi Sir's Cards › AWS
Checkout boundary
This revision card explains Checkout boundary. It starts from the need that partial checkout writes leave ghost carts. It describes transactWrite — ORD meta+items and clear CART# lines. The how-to section notes paper txn , then conditions , then CancellationReasons practice. An example on the card is vikram Patil treats checkout as a txn interview story.
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What this card says
Why do we need it?
Partial checkout writes leave ghost carts.
What is it?
TransactWrite: ORD meta+items and clear CART# lines.
TransactWrite
How to do it
Paper txn → conditions → CancellationReasons practice.
Example
Vikram Patil treats checkout as a txn interview story.