hydra

Request Access - Documentation - Demo - Website

Data driven decisions at every stage - Hydra is your open source data warehouse built on Postgres.

Postgres is the foundation of the Modern Data Stack. Hydra's mission is to make data-driven decisions accessible at every stage. We built Hydra on an open Postgres foundation that's easy to use. Everything that works with Postgres works with Hydra.

• 🗃 hosted postgres database - docs
• 📎 append-only columnar store - docs
• 📊 external tables - docs
• 📅 postgres scheduler - docs
• 🐎 vectorized execution
• ⚙️ updates and deletes for columnar store
• ↔️ separation of compute and storage

⏩ Quick Start

The Hydra Docker image is a drop-in replacement for postgres Docker image.

You can also try out Hydra locally using docker-compose.

cp .env.example .env
docker compose up
psql postgres://postgres:hydra@127.0.0.1:5432

Or

Managed in the cloud.

📄 Documentation

You can find our documentation here.

👩🏾‍🤝‍👨🏻 Community

• Discord chat for quick questions
• GitHub Discussions for longer topics
• GitHub Issues for bugs and missing features
• @HydrasDB on Twitter

✅ Status

• Early Access: Closed, private testing
• Open Alpha: Open for everyone
• Open Beta: Hydra can handle most non-enterprise use
• Production: Enterprise ready

We are currently in Early Access. Watch releases of this repo to get notified of updates.

🛠 Developing Hydra

Please see DEVELOPERS.md for information on contributing to Hydra and building the image.

📑 License and Acknowledgments

Hydra is only possible by building on the shoulders of giants.

The code in this repo is licensed under the Apache 2.0 license. Pre-built images are subject to additional licenses as follows:

• Hydra columnar engine - AGPL 3.0
• Spilo - Apache 2.0
• The underlying Spilo image contains a large number of open source projects, including:
  • Postgres - the Postgres license
  • WAL-G - Apache 2.0
  • Ubuntu's docker image - various copyleft licenses (MIT, GPL, Apache, etc)

As for any pre-built image usage, it is the image user's responsibility to ensure that any use of this image complies with any relevant licenses for all software contained within.