Implements the ActiveRecord pattern (Fowler, PoEAA) for ORM. It ties database tables and classes together for business objects, like Customer or Subscription, that can find, save, and destroy themselves without resorting to manual SQL.

Required Ruby Version

> 0.0.0

Authors

David Heinemeier Hansson

Versions

  1. 8.1.3.1 July 29, 2026 (556 KB)
  2. 8.1.3 March 24, 2026 (556 KB)
  3. 8.1.2.1 March 23, 2026 (555 KB)
  4. 8.1.2 January 08, 2026 (554 KB)
  5. 8.1.1 October 28, 2025 (554 KB)
  6. 1.7.0 February 24, 2005* (273 KB)
Show all versions (522 total)

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