rqlite

rqlite is a feature-rich, rock-solid, fault-tolerant, distributed relational database built on SQLite. It's lightweight, developer-friendly, and exceptionally easy to operate, offering effortless installation and deployment.

Use rqlite to reliably store your most important data, ensuring it's always available to your applications -- think etcd, but with relational modeling available. Whether you're deploying resilient services in the cloud or reliable applications at the edge, rqlite provides a robust solution for critical data.

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Quick Start

Check out the full Quick Start guide

1. Run a rqlite node:

docker run -p 4001:4001 rqlite/rqlite

2. Create a table and insert a row:

curl -XPOST 'localhost:4001/db/execute?pretty' -H 'Content-Type: application/json' -d '[
     "CREATE TABLE foo (id INTEGER NOT NULL PRIMARY KEY, name TEXT)",
     "INSERT INTO foo(id, name) VALUES(1, \"fiona\")"
]'

3. Query the data:

curl -G 'localhost:4001/db/query?pretty' --data-urlencode 'q=SELECT * FROM foo'

Learn how to form a multi-node cluster in seconds. and dive into the Developer Guide.

Key features

Core functionality

• Relational: Full SQL support via SQLite, including Full-text search, JSON support, and more.
• Extensible: Load SQLite extensions to add capabilities like Vector Search and Crypto.
• Atomic Requests: Execute multiple SQL statements atomically within a single API request.
• Change Data Capture: Stream database changes to an external system.

Easy operations

• Easy Deployment: A single binary with no external dependencies. Up and running in seconds.
• High Availability: Fully replicated database provides fault-tolerance. Outage of a node doesn't impact the cluster.
• Dynamic Clustering: Automatic clustering via Kubernetes, Docker Compose, Consul, etcd, or DNS.
• Effortless Backups: Hot backups, including automatic backups to AWS S3, MinIO, and Google Cloud, as well as restore directly from SQLite and Cloud-based storage.

Developer experience

• Simple APIs: Easy-to-use HTTP API. A built-in console app, CLI and client libraries are also available.
• Robust Security: End-to-end encryption with TLS and rich authentication/authorization controls.
• Tunable Consistency: Customize read consistency and durability to match your application's needs.

More questions?

• Join the rqlite Slack channel
• Sign up for Office Hours

Pronunciation

Common pronunciations of rqlite include "R Q lite" and "ree-qwell-lite".