# Version Field

> A field on a record whose value changes on each write, used to detect concurrent modification.

Record: `lex:version-field`
Kind: artifact
Layer: [Atomic Boundary](https://banes-lab.com/records/layer/atomic-boundary.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-version-field

## category

- [Transactions / State / Concurrency](https://banes-lab.com/records/lex-category/transactions-state-concurrency.md)

## referenced-by

- [Optimistic Locking](https://banes-lab.com/records/arch/optimistic-locking.md)