---
title: "PgBouncer — Database Glossary | Xata"
description: "A lightweight PostgreSQL connection pooler. Sits between applications and the database, multiplexing many client connections onto fewer server connectio..."
source: "https://xata.io/glossary/pgbouncer"
---

# PgBouncer

Networking

A lightweight PostgreSQL connection pooler. Sits between applications and the database, multiplexing many client connections onto fewer server connections. Supports session, transaction, and statement pooling modes.

Related terms

[Connection Pooling](/glossary/connection-pooling)

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