# facebookarchive/webscalesql-5.6

WebScaleSQL, Version 5.6, based upon the MySQL-5.6 community releases.

Repository: https://github.com/facebookarchive/webscalesql-5.6
Canonical: https://ross.abutalabs.com/products/webscalesql-56
Language: C++
License: GPL-2.0
License Family: copyleft
Archived: true
Last push: 2016-06-02T18:38:39+00:00

## Health v2 (maintenance only)
Score: 10/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 4694, "days_push": 3744, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, archived
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2911, forks 344 (observed 2026-08-28T04:07:29.270371+00:00)

## What it is
WebScaleSQL is a Facebook-led fork of the MySQL 5.6 community release, adding performance and scalability enhancements for large-scale deployments. The project has been archived and is no longer maintained.

## Use cases
- run a MySQL-compatible database tuned for web-scale workloads
- deploy MySQL 5.6 with scalability patches from major web companies
- study performance optimizations made to MySQL by Facebook and collaborators
- self-host a relational SQL database server for large applications

## When to choose
- you need MySQL 5.6 with the WebScaleSQL scalability patches specifically
- you are researching historical large-scale MySQL optimizations

## When to avoid
- you need a maintained, supported database server
- you want modern MySQL or MariaDB features and security fixes
- you are starting a new project today

## Facets
- artifact type: application
- maturity: abandoned
- function: database
- domain: databases, backend, developer-tools
- platform: cross-platform
- tags: mysql, sql, webscalesql, facebook, fork, archived, relational-database, linux, macos

## Member repositories
- facebookarchive/webscalesql-5.6 (main) score 10

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:29.270371+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T07:34:15.629715+00:00, confidence not recorded.
  - readme: https://github.com/facebookarchive/webscalesql-5.6 (fetched 2026-08-28T04:07:29.270371+00:00, sha ce649b34ea1c)
- Data as of 2026-08-30T08:39:29.467469+00:00.