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rails 7 new features over rails 6

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Rails 7 was released in August 2021, it includes several new features that were not present in Rails 6, including:

  1. Action Mailbox: A new feature that allows you to route incoming email to controller-like mailboxes for processing.

  2. Action Text: A new feature that allows you to easily add rich text editing and storage to your Rails application.

  3. Parallel Testing: A new feature that allows you to run tests in parallel, which can significantly speed up your test suite.

  4. Multiple Database Support: A new feature that allows you to connect to multiple databases from a single Rails application.

  5. Import Maps: A new feature that allows you to import JavaScript modules using import maps, which can help to improve the performance of your application.

  6. Action Cable Testing: A new feature that allows you to test Action Cable, the Rails framework for real-time communication, more easily.

  7. Active Record: Some new features were added to ActiveRecord, like support for custom types, and more control over the ordering of results.

  8. Rails Webpacker: The default JavaScript bundler for Rails has been updated to webpacker 6 which brings better performance and new features.

These are just a few examples of the new features in Rails 7. It also includes several other improvements and changes in the Rails framework to make it more robust, faster and more secure.

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