Rails
Rails 7 Adds attributes_for_database
Before this update, serializing an ActiveRecord object led to funny outcomes. Let's dive in!
Rails 7 redirect_to Accepts Strings
Rails 7 adds support for redirecting using any arguments that respond_to `#to_str`.
Rails 7 Optimizes remove_columns
Rails 7 optimizes remove_columns to generate a single SQL statement for dropping multiple columns on MySQL and PostgreSQL.Rails 7 now consistently renders button_to
Rails 7 introduced a config that helps button_to consistently render out to the button HTML tag.
Rails 7 Retry Jobs Indefinitely
Rails 7 adds :unlimited option to retry_on attempts, allowing jobs to retry indefinitely until the failure is resolved.ActiveStorage Raises PreviewError
Before this update, a failed preview generation would result in a 0-byte file being created – leading to disastrous outcomes in the views.Rails 7 Faster Logger with class_attribute
Rails 7 utilized Ruby's cache for cvars to improve ActiveRecord::Base.logger performance 7x. Let's deep dive into this!ActiveRecord Column-Based Type Casting
Rails 7 now harmonizes results of ActiveRecord::Calculations.average by applying column-based typecasting.
Rails 7 Adds Absolute Cache Expiry
With the introduction of expires_at to Rails Cache it is now possible to set absolute timestamps for cache expiry.Rails 7 belongs_to Change Tracking
Rails 7 adds association_changed? and association_previously_changed? methods for belongs_to associations.