node-postgres Pool

At a glance

• Editor score
  7.1 / 10
• Pricing
  Free plan
• Best for
  Node.js applications using PostgreSQL
• Free plan
  Yes
• Paid from
  Free
• Transaction pooling
  No
• Facts checked
  14 Nov 2026

• Where it wins

  • Reuses clients and supports checkout, release, and pool.query
  • Configurable client limits, timeouts, and connection lifetime rotation
  • Offers pipelining, lifecycle events, and graceful shutdown

• Where it doesn't

  • Works with PostgreSQL rather than multiple database types
  • Is an embedded library, not a separately hosted pooling service
  • Documentation is the listed support channel

Our verdict on node-postgres Pool

For Node.js applications that connect to PostgreSQL, node-postgres Pool provides reusable database clients as part of the node-postgres client. Applications can check clients out for queries or transactions and return them to the pool, or use the convenience pool.query method. Its promise-based and callback-based interfaces make it a fit for teams integrating pooling into a Node.js application rather than adopting a standalone service.

Pool configuration covers client capacity and connection management: the maximum and minimum number of clients, idle and connection timeouts, and connection lifetime rotation. The documented default maximum is 10 clients, and applications can configure max. Optional query pipelining, pool lifecycle and error events, and graceful shutdown through pool.end extend control over how a pool behaves during normal operation and shutdown. This breadth is useful when application code needs to manage pool behavior directly, but the scope remains focused on PostgreSQL and an embedded deployment model; it is not transaction pooling as a separate service.

The component is open source and distributed through the pg package. Documentation is the listed support channel, so it suits teams comfortable integrating a library and consulting its docs. Choose it if your application is built on Node.js and PostgreSQL and you want connection reuse, sizing controls, and lifecycle handling in the client layer. Consider another approach if you need a hosted pooling service or support for databases beyond PostgreSQL.

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node-postgres Pool pricing

node-postgres Pool fact sheet

Alternatives to node-postgres Pool

• MMMariaDB MaxScaleSQL-aware pooling and routing for MariaDB and MySQL-compatible production environments.9.3
• OOdysseyA focused, open-source pooler for PostgreSQL session and transaction workloads.9.1
• PgBouncerA self-hosted PostgreSQL pooler with flexible modes and connection controls, but no built-in failover.8.9

See all node-postgres Pool alternatives →

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Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026

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Last updated 14 Nov 2026 · How we research and update