# Lost Update

A concurrency problem where one write unintentionally overwrites another transaction's write.

## What is **Lost Update** in a relational database?

**Lost Update** — A concurrency problem where one write unintentionally overwrites another transaction's write.

Level: Freelancer · [More Database terms at this level](https://www.ask-codey.com/glossary/subjects/database/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/lost-update