rails--rails/activerecord/CHANGELOG.md

• Inspecting an object with an associated array of over 10 elements no longer truncates the array, preventing inspect from looping infinitely in some cases.

  Kevin McPhillips

• Removed the unused methods ActiveRecord::Base.connection_id and ActiveRecord::Base.connection_id=

  Sean Griffin

• Ensure hashes can be assigned to attributes created using composed_of. Fixes #25210.

  Sean Griffin

• Fix logging edge case where if an attribute was of the binary type and was provided as a Hash.

  Jon Moss

• Handle JSON deserialization correctly if the column default from database adapter returns '' instead of nil.

  Johannes Opper

• Introduce ActiveRecord::TransactionSerializationError for catching transaction serialization failures or deadlocks.

  Erol Fornoles

• PostgreSQL: Fix db:structure:load silent failure on SQL error

  The command line flag "-v ON_ERROR_STOP=1" should be used when invoking psql to make sure errors are not suppressed.

  Example:

  psql -v ON_ERROR_STOP=1 -q -f awesome-file.sql my-app-db
  

  Fixes #23818.

  Ralin Chimev

Please check 5-0-stable for previous changes.