Payment webhooks that survive duplicates and disorder
A production pattern for signatures, fast acknowledgements, idempotency, guarded state changes and reconciliation.
Sep 2, 20268 min read41
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Articles tagged with #postgresql
A production pattern for signatures, fast acknowledgements, idempotency, guarded state changes and reconciliation.
A practical way to separate display order, matching, identity, indexes and pagination before collation choices become data bugs.
