# State and Transaction Safety

> Identify state mutation boundaries, enforce unit-of-work scope, validate invariants, apply concurrency control, guarantee idempotency where retries exist, and isolate side effects.

Record: `algorithms:state-and-transaction-safety`
Kind: algorithm
Canonical: https://banes-lab.com/ontology/algorithms#algorithms-state-and-transaction-safety
Closure: https://banes-lab.com/json/records/algorithms/state-and-transaction-safety/closure

Listed in [Algorithm contracts](https://banes-lab.com/api/records/algorithms.md), after [Event and Messaging Consistency](https://banes-lab.com/records/algorithms/event-and-messaging-consistency.md) and before [Correctness Verification](https://banes-lab.com/records/algorithms/correctness-verification.md).

## Domain

- [Architecture relationships](https://banes-lab.com/records/algorithms-domain/arch-relationships.md)

## Tier

- [leaf](https://banes-lab.com/records/vocabulary/domain-tier-leaf.md)

## Composes

- [Transaction Boundary](https://banes-lab.com/records/algorithms/transaction-boundary.md)

## Math type

- [Logic](https://banes-lab.com/records/reasoning/math-type-logic.md)

## Force

- [Contract compatibility](https://banes-lab.com/records/force/contract-compatibility.md)
- [Correctness verification](https://banes-lab.com/records/force/correctness-verification.md)
- [Modularity](https://banes-lab.com/records/force/modularity.md)
- [Resilience recovery](https://banes-lab.com/records/force/resilience-recovery.md)
- [State transaction](https://banes-lab.com/records/force/state-transaction.md)

## Linked from

- [Architecture](https://banes-lab.com/ontology/algorithms/algorithms-domain-architecture.md)
- [The mathematics](https://banes-lab.com/ontology/reasoning/the-mathematics.md)
- [Domain tiers](https://banes-lab.com/ontology/schema/the-vocabulary-domain-tier.md)
- [The forces](https://banes-lab.com/ontology/schema/the-forces.md)