# Exclusive Lock

A lock preventing other transactions from taking conflicting read or write locks.

## What is **Exclusive Lock** in a relational database?

**Exclusive Lock** — A lock preventing other transactions from taking conflicting read or write locks.

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/exclusive-lock