Rails 3 Database Support

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Ruby on Rails Guides: Getting Started with Rails

    https://guides.rubyonrails.org/v2.3/getting_started.html
    3.3.1 Configuring a SQLite Database. Rails comes with built-in support for SQLite, which is a lightweight serverless database application. While a busy production environment may overload SQLite, it works well for development and testing. Rails defaults to using a SQLite database when creating a new project, but you can always change it later.

How to configure Ruby on Rails with no database? - Stack ...

    https://stackoverflow.com/questions/821251/how-to-configure-ruby-on-rails-with-no-database
    How to configure Ruby on Rails with no database? Ask Question Asked 10 years, ... or --skip-activerecord option to generate an application without a database. rails new myApp -O. or. rails new myApp --skip-activerecord. This Answer is reshared from here. ... For support Rails 6 rc1 and activerecord-nulldb-adaptergem we need a monkey patching.

Ruby on Rails 6.0 Release Notes — Ruby on Rails Guides

    https://edgeguides.rubyonrails.org/6_0_release_notes.html
    Ruby on Rails 6.0 Release NotesHighlights in Rails 6.0: Action Mailbox Action Text Parallel Testing Action Cable Testing These release notes cover only the major changes. To learn about various bug fixes and changes, please refer to the change logs or check out the list of commits in the main Rails …

Rails 3 Support · ThoughtWorksStudios/eb_deployer Wiki ...

    https://github.com/ThoughtWorksStudios/eb_deployer/wiki/Rails-3-Support
    Aug 18, 2015 · Run Rails generator to generate configurations and rake file: rails generate eb_deployer:install It will setup AWS Elastic Beanstalk blue-green deployment configuration with a Postgres RDS instance as your Rails' backend database. The followings are details: Add file "lib/tasks/eb_deployer.rake", please run "rake -T eb" for tasks description.

Active Record Migrations — Ruby on Rails Guides

    https://edgeguides.rubyonrails.org/active_record_migrations.html
    If the database does not support this then when a migration fails the parts of it that succeeded will not be rolled back. You will have to rollback the changes that were made by hand. ... 4.3 Resetting the Database. The rails db:reset command will drop the database and set it up again. This is functionally equivalent to rails db:drop db:setup.

Ruby on Rails 2.3 Release Notes — Ruby on Rails Guides

    https://guides.rubyonrails.org/2_3_release_notes.html
    Ruby on Rails 2.3 Release Notes. Rails 2.3 delivers a variety of new and improved features, including pervasive Rack integration, refreshed support for Rails Engines, nested transactions for Active Record, dynamic and default scopes, unified rendering, more efficient …

Ruby on Rails A web-application framework that includes ...

    https://rubyonrails.org/
    Learning to build a modern web application is daunting. Ruby on Rails makes it much easier and more fun. It includes everything you need to build fantastic applications, and you can learn it with the support of our large, friendly community. Latest version — Rails 6.0.2.1 released December 18, 2019. Released December 18, 2019

Ruby on Rails - Wikipedia

    https://en.wikipedia.org/wiki/Ruby_on_Rails
    Ruby on Rails 3.2 is the last series of releases that support Ruby 1.8.7. Framework structure [ edit ] Ruby on Rails is separated into various packages, namely ActiveRecord (an object-relational mapping system for database access), Action Pack, Active Support and Action Mailer.License: MIT License

4.7. Editing a Record

    http://www.xyzpub.com/en/ruby-on-rails/3.2/activerecord_datensatz_veraendern.html
    To show how that's done I use the album database from Section 4.6, ... (Rails 3.2.9) >> album = Album.where(:name => 'The Beatles').first Album Load (0.1ms) SELECT "albums".* ... Usage Active Records support optimistic locking if the field lock_version is present. Each update to the record increments the lock_version column and the locking ...



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