1 files changed, 144 insertions, 8 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 041872034f..b3df23c623 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,144 @@
+*   Ensure both parent IDs are set on join records when both sides of a
+    through association are new.
+
+    *Sean Griffin*
+
+*   `ActiveRecord::Dirty` now detects in-place changes to mutable values.
+    Serialized attributes on ActiveRecord models will no longer save when
+    unchanged. Fixes #8328.
+
+    Sean Griffin
+
+*   Fixed automatic maintaining test schema to properly handle sql structure
+    schema format.
+
+    Fixes #15394.
+
+    *Wojciech Wnętrzak*
+
+*   Pluck now works when selecting columns from different tables with the same
+    name.
+
+    Fixes #15649
+
+    *Sean Griffin*
+
+*   Remove `cache_attributes` and friends. All attributes are cached.
+
+    *Sean Griffin*
+
+*   Remove deprecated method `ActiveRecord::Base.quoted_locking_column`.
+
+    *Akshay Vishnoi*
+
+*   `ActiveRecord::FinderMethods.find` with block can handle proc parameter as
+    `Enumerable#find` does.
+
+    Fixes #15382.
+
+    *James Yang*
+
+*   Make timezone aware attributes work with PostgreSQL array columns.
+
+    Fixes #13402.
+
+    *Kuldeep Aggarwal*, *Sean Griffin*
+
+*   `ActiveRecord::SchemaMigration` has no primary key regardless of the
+    `primary_key_prefix_type` configuration.
+
+    Fixes #15051.
+
+    *JoseLuis Torres*, *Yves Senn*
+
+*   `rake db:migrate:status` works with legacy migration numbers like `00018_xyz.rb`.
+
+    Fixes #15538.
+
+    *Yves Senn*
+
+*   Baseclass becomes! subclass.
+
+    Before this change, a record which changed its STI type, could not be
+    updated.
+
+    Fixes #14785.
+
+    *Matthew Draper*, *Earl St Sauver*, *Edo Balvers*
+
+*   Remove deprecated `ActiveRecord::Migrator.proper_table_name`. Use the
+    `proper_table_name` instance method on `ActiveRecord::Migration` instead.
+
+    *Akshay Vishnoi*
+
+*   Fix regression on eager loading association based on SQL query rather than
+    existing column.
+
+    Fixes #15480.
+
+    *Lauro Caetano*, *Carlos Antonio da Silva*
+
+*   Return a null column from `column_for_attribute` when no column exists.
+
+    *Sean Griffin*
+
+*   Implemented ActiveRecord::Base#pretty_print to work with PP.
+
+    *Ethan*
+
+*   Preserve type when dumping PostgreSQL point, bit, bit varying and money
+    columns.
+
+    *Yves Senn*
+
+*   New records remain new after YAML serialization.
+
+    *Sean Griffin*
+
+*   PostgreSQL support default values for enum types. Fixes #7814.
+
+    *Yves Senn*
+
+*   PostgreSQL `default_sequence_name` respects schema. Fixes #7516.
+
+    *Yves Senn*
+
+*   Fixed `columns_for_distinct` of postgresql adapter to work correctly
+    with orders without sort direction modifiers.
+
+    *Nikolay Kondratyev*
+
+*   PostgreSQL `reset_pk_sequence!` respects schemas. Fixes #14719.
+
+    *Yves Senn*
+
+*   Keep PostgreSQL `hstore` and `json` attributes as `Hash` in `@attributes`.
+    Fixes duplication in combination with `store_accessor`.
+
+    Fixes #15369.
+
+    *Yves Senn*
+
+*   `rake railties:install:migrations` respects the order of railties.
+
+    *Arun Agrawal*
+
+*   Fix redefine a has_and_belongs_to_many inside inherited class
+    Fixing regression case, where redefining the same has_an_belongs_to_many
+    definition into a subclass would raise.
+
+    Fixes #14983.
+
+    *arthurnn*
+
+*   Fix has_and_belongs_to_many public reflection.
+    When defining a has_and_belongs_to_many, internally we convert that to two has_many.
+    But as `reflections` is a public API, people expect to see the right macro.
+
+    Fixes #14682.
+
+    *arthurnn*
+
 *   Fixed serialization for records with an attribute named `format`.
 
     Fixes #15188.
@@ -22,7 +163,7 @@
 
 *   Change belongs_to touch to be consistent with timestamp updates
 
-    If a model is set up with a belongs_to: touch relatinoship the parent
+    If a model is set up with a belongs_to: touch relationship the parent
     record will only be touched if the record was modified. This makes it
     consistent with timestamp updating on the record itself.
 
@@ -431,10 +572,6 @@
 
     *Luke Steensen*
 
-*   Make possible to change `record_timestamps` inside Callbacks.
-
-    *Tieg Zaharia*
-
 *   Fixed error where .persisted? throws SystemStackError for an unsaved model with a
     custom primary key that didn't save due to validation error.
 
@@ -524,12 +661,11 @@
 
     *arthurnn*
 
-*   Passing an Active Record object to `find` is now deprecated.  Call `.id`
-    on the object first.
-
 *   Passing an Active Record object to `find` or `exists?` is now deprecated.
     Call `.id` on the object first.
 
+    *Aaron Patterson*
+
 *   Only use BINARY for MySQL case sensitive uniqueness check when column has a case insensitive collation.
 
     *Ryuta Kamizono*