Redis®*: Why we chose Redis

This documentation is part of the Rank users in real time guide. You can view the complete guide here: Learn how to rank 2 million users by score in real time using Redis.

👋 Welcome to the Stackhero documentation!

Stackhero provides a ready-to-use Redis cloud solution offering numerous advantages, including:

  • Redis Commander web interface included.
  • Unlimited message size and transfers.
  • Updates made easy with just one click.
  • Optimal performance and enhanced security thanks to a private, dedicated infrastructure.

Save time and make your life easier: it only takes 5 minutes to try Stackhero's Redis cloud hosting solution!

Traditional databases such as MySQL, PostgreSQL, or Elasticsearch are not designed for low-latency ranking tasks. This prompted us to explore another option.

We selected Redis, an in-memory database that is extremely fast and reliable. According to DB-Engines, it is the 7th most used database in the world and the leading option in the "Key-value store" category.

Redis offers multiple data models. For this scenario, one stands out: the "sorted sets".

Continue reading this guide

  1. Read the full guide: Rank users in real time
    Learn how to rank 2 million users by score in real time using Redis
  2. Technical validations
  3. Other useful commands
  4. Redis code example using Node.js
  5. Conclusion

Other articles for Redis®*

  1. Getting started
    Quick guide to getting started with Redis
  2. Prometheus
    Prometheus metrics
  3. Using with Python
    How to connect Redis with Python
  4. Using with Ruby
    How to connect Redis with Ruby
  5. Search and JSON
    Store JSON documents and query them efficiently with the Redis query engine
  6. Vector search and RAG
    Semantic search, recommendations, and retrieval-augmented generation with Redis
  7. Automate with the CLI
    Start Redis, retrieve its credentials, and modify its configuration programmatically using the Stackhero CLI
  8. GitHub Actions & GitLab CI
    Launch a real Redis service from your GitHub Actions or GitLab CI pipeline, run your tests against it, and automatically tear it down