# Local Transaction

> A transaction confined to a single service's own datastore, the atomic unit a saga or outbox composes.

Record: `lexicon:local-transaction`
Kind: model
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-local-transaction

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Immutable Events](https://banes-lab.com/records/lexicon/immutable-events.md) and before [Message Queue/Topics](https://banes-lab.com/records/lexicon/message-queue-topics.md).

## Category

- [Event Messaging Async](https://banes-lab.com/records/lexicon-category/event-messaging-async.md)

## Required by

- [Outbox Pattern](https://banes-lab.com/records/architecture/outbox-pattern.md)

## Linked from

- [Event / Messaging / Asynchronous Architecture](https://banes-lab.com/ontology/principles/architecture-category-event-messaging-asynchronous-architecture.md)