# Stateful Operations

> The degree to which operations that depend on or mutate state conflict with purity.

Record: `lexicon:stateful-operations`
Kind: quality-attribute
Layer: [Computation Core](https://banes-lab.com/records/layer/computation-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-stateful-operations

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Stateful IO](https://banes-lab.com/records/lexicon/stateful-io.md) and before [Thread Safety](https://banes-lab.com/records/lexicon/thread-safety.md).

## Category

- [Correctness / Determinism / Verification](https://banes-lab.com/records/lexicon-category/correctness-determinism-verification.md)

## In tension with

- [Pure Functions](https://banes-lab.com/records/architecture/pure-functions.md)
- [Pure Functions / Stateful Operations](https://banes-lab.com/records/tension/pure-functions-stateful-operations.md)

## Linked from

- [Correctness / Determinism / Verification](https://banes-lab.com/ontology/principles/architecture-category-correctness-determinism-verification.md)
- [The resolutions](https://banes-lab.com/ontology/schema/the-resolutions.md)