Rails 7 adds support for setting the schema dump filepath in the database config

Schema dumps can now be toggled and dump filepaths can be set for individual database shards.

Rails 7 allows permitting numeric params

Rails 7 eliminates the issue of permitting nested hash. Now required attributes can be permitted by calling the permit method directly on the parent hash.

Rails 7 raise ActionController::Redirecting::UnsafeRedirectError for unsafe redirects

Now unsafe redirects raise a UnsafeRedirectError instead of an ArgumentError.

Rails 7 adds accepts_nested_attributes_for support for delegated_type

With Rails 7, accepts_nested_attributes_for can be used for delegated_type

Rails 7 now allows automatic inverse_of detection for associations with scopes

This update ensures that "inverse_of" takes into consideration the relevant scope when calculating the object to store in memory.

Rails 7 now introduces support for generated columns with Postgres

Rails 7 now adds support for generated (virtual) columns to the PostgreSQL adapter that has been available since PSQL v12.

Rails 7 renders accurate plain text output for nested fields

Plain text rendering of nested fields now reserves indentation.

Rails 7 adds better support for custom enum types in PostgreSQL

With Rails 7, use create_enum to add a new enum type and t.enum to add a column.

Use the combined jsbundling-rails gem instead of individual js bundler gems

JSBundling provides a flexible way of using different Javascript bundlers

Rails 7 adds the ability to delete and update queries using GROUP_BY and HAVING

With Rails 7, we can now combine GROUP_BY and HAVING clauses with a more complex update and delete queries.