Optimistic Writes and the Outbox

An optimistic write shows the user's proposed change before the server confirms it. An outbox preserves the operation needed to send and reconcile that change.

They solve different problems. Optimistic display improves responsiveness. Durable operation storage supports recovery. Use both when the product requires a fast local experience and reliable recovery after restart.

Commit local acceptance in one transaction

Suppose the user saves a note. Store the new revision and its synchronization work together