Rails
Strict Loading Using :n_plus_one_only Mode Does Not Eagerly Load Child Associations In Rails 7.2.
In Rails 7.2, with strict loading in :n_plus_one_only mode, associations are eagerly loaded and child associations are lazy loaded.
Rails 8 adds Kamal by default.
All new applications using Rails 8 will have Kamal by default.Enhancing Data Integrity With validate_foreign_key In Rails
validate_foreign_key validates foreign key constraint and is designed to reduce the impact of adding foreign keys on high-traffic tables in PostgreSQL.Rails Adds GitHub CI Workflow By Default To New Applications
All new applications using Rails 7.2 will have GitHub CI workflow by default.
ActiveRecord::Base#pluck adds support for hash values in Rails 7.2
ActiveRecord pluck and pick can accept hash values for specifying columns from Rails 7.2
Enhancing Rails Log Output with SQL Query Count
Rails adds SQL query counts to logs, improving developers ability to optimize application performance by providing more detailed data on database interactions
Rails 7.2 adds Rubocop by default to new applications
All new applications using Rails 7.2 will have rubocop gem by default.Rails 7.2 Adds Rate Limiting to Action Controller
Rails 7.2 provides in built method rate_limit to define rate limiting rules in the controller itself.
Rails 7.2 adds allow_browser to set minimum browser version
Rails 7.2 allows us to set minimum browser version for compatibility.
Rails 7.1.2 now ignores implicitly passed locals in templates that use strict local definitions
Templates that use strict locals can not accept anything other than those defined. This previously raised exceptions for implicitly passed locals that a user is unaware of.