Using ActiveSupport::Concern instead of plain regular Ruby hooks in railties/lib/rails/generators/migration.rb file
Merge pull request #11221 from neerajdotname/partial_updates_family

Removed deprecated methods partial_updates and family
Merge pull request #11220 from aditya-kapoor/add-concern

Change Rails Migration generator module to use AS::Concern
Removed deprecated options for assocations

Deprecated options `delete_sql`, `insert_sql`, `finder_sql` and `counter_sql`
have been deleted.