<ul data-eligibleForWebStory="true"><li>The article discusses using ROM.rb (Ruby Object Mapper) as an alternative to ActiveRecord in Rails applications.</li><li>The Pain Points with ActiveRecord include performance issues, testability challenges, and maintainability concerns.</li><li>ROM.rb offers explicit data layers, fast SQL operations, and decoupled business logic.</li><li>Core concepts of ROM.rb include relations (new model structures), repositories (query layer), and changesets (write layer).</li><li>Gradual adoption of ROM.rb in Rails involves steps like replacing models, rewriting controllers, and migrating queries.</li><li>ROM.rb provides performance gains by eliminating lazy loading and callback issues compared to ActiveRecord.</li><li>Recommendations on when to stick with ActiveRecord include for prototyping, simple CRUD apps, and teams resistant to change.</li></ul>

Rails with ROM.rb: Life After ActiveRecord

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