Open-Source Databases · risinglightdb

risinglight

RisingLight is an Apache 2.0 licensed OLAP database system written in Rust, designed explicitly for educational purposes. The project is actively maintained but explicitly warns against production use.

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Source: GitHub — github.com/risinglightdb/risinglight

1.8k

GitHub stars

226

Forks

Rust

Primary language

Apache-2.0

License (OSI-approved)

Key facts

Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.

Field	Value
Repository	risinglightdb/risinglight
Owner	risinglightdb
Primary language	Rust
License	Apache-2.0 — OSI-approved
Stars	1.8k
Forks	226
Open issues	57
Latest release	v0.2.0 (2022-12-20)
Last updated	2025-08-10
Source	https://github.com/risinglightdb/risinglight

What risinglight is

A Rust-based columnar OLAP database implementing SQL query processing, designed with an educational curriculum focus. Supports Linux/macOS deployment, includes TPC-H benchmark examples, and provides embedded database capabilities.

Quickstart

Get the risinglight source

Clone the repository and explore it locally.

terminalbash

1git clone https://github.com/risinglightdb/risinglight.git2cd risinglight3# follow the project's README for install & configuration

Need it deployed, integrated, or customized instead? DEV.co ships production installs.

Best use cases

Database Systems Education & Learning

Ideal for computer science students and engineers learning OLAP architecture, query optimization, and columnar storage design patterns through readable, modern Rust code.

OLAP Prototype Development

Suitable for researchers and engineers prototyping analytical query patterns, testing SQL compliance, and experimenting with columnar database optimizations in a controlled environment.

Embedded Analytics in Rust Applications

Can serve as a lightweight analytical engine embedded in Rust applications where educational clarity and learning value matter more than production-grade performance guarantees.

Implementation considerations

Linux/macOS only; Windows support not mentioned. Requires Rust toolchain to build from source.
Early-stage API surface; breaking changes likely between releases. Pin dependencies carefully if embedding.
No embedded persistence or transaction durability guarantees documented; data loss risk in production contexts.
TPC-H benchmarking examples provided; review query performance expectations against use case before evaluation.
Active community (1.8K stars, 226 forks) but small core maintainer base; response times and feature velocity not guaranteed.

When to avoid it — and what to weigh

Production Analytics Workloads — Project explicitly states 'should not be used in production.' No guarantees on stability, performance, data durability, or security for live systems.
High-Availability or Mission-Critical Systems — Latest release is v0.2.0 (2022-12-20); rapid development with unstable APIs and no backwards compatibility guarantees. Not suitable for environments requiring stability or SLAs.
Enterprise Data Warehousing — Lacks proven operational maturity, comprehensive monitoring, cluster support, and enterprise-grade backup/recovery. Production data warehouses should use mature alternatives.
Commercial Closed-Source Deployments Requiring Support — While Apache 2.0 permits commercial use, no commercial support, SLAs, or vendor backing are offered. Community support only via GitHub Discussions.

License & commercial use

Apache License 2.0 (Apache-2.0): permissive, royalty-free license allowing commercial use, modification, and distribution with notice and indemnification requirements. No patent grant restrictions for end users.

Apache 2.0 technically permits commercial use. However, the project explicitly warns against production use and offers no commercial support, indemnification, SLAs, or vendor backing. Use for commercial purposes carries operational risk without vendor recourse.

DEV.co evaluation signals

Editorial assessment — not user reviews. Directional, with an explicit confidence level.

Signal	Assessment
Maintenance	Active
Documentation	Adequate
License clarity	Clear
Deployment complexity	Moderate
DEV.co fit	Possible
Assessment confidence	High

Security considerations

No security audit history, vulnerability disclosure policy, or production hardening mentioned. As an educational system, security posture is not characterized. No TLS, authentication, or authorization framework documented. Should be isolated from untrusted networks and treated as research-grade software.

Alternatives to consider

Apache Datafusion (Rust)

Production-ready Rust query execution engine; more mature, better maintained, suitable for embedded analytics in Rust with stronger community backing.

DuckDB (C++)

Lightweight embedded OLAP engine with cross-platform support (Windows, macOS, Linux) and strong production maturity; better documentation and commercial ecosystem.

Apache Druid or ClickHouse (Java/C++)

Production-grade OLAP systems with clustering, high-availability, and operational tooling; suitable for enterprise analytics workloads where RisingLight is ruled out.

Software development agency

Build on risinglight with DEV.co software developers

RisingLight is ideal for teaching and prototyping. For production analytics, consider production-grade alternatives. Let's help you choose the right database architecture.

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risinglight FAQ

Can I use RisingLight in production?

No. The project explicitly states it should not be used in production. It is designed for education and experimentation only.

What platforms does RisingLight support?

Linux and macOS only as of the latest documentation. Windows support is not mentioned.

Is commercial support available?

No. Support is community-driven via GitHub Discussions. No commercial support contracts or SLAs are offered, though Apache 2.0 permits commercial use.

How frequently are releases published?

Unknown. Latest release (v0.2.0) is from December 2022. Active commits continue but release cadence is not documented.

Software development & web development with DEV.co

Need help beyond evaluating risinglight? DEV.co is a software development agency offering software development services and web development for teams of every size. Our software developers and web developers build custom software, web applications, APIs, and open-source databases integrations — and maintain them long-term.

Evaluating RisingLight for Your Project?

RisingLight is ideal for teaching and prototyping. For production analytics, consider production-grade alternatives. Let's help you choose the right database architecture.

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