1 files changed, 46 insertions, 9 deletions

diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb
index ebc2252c50..45341765c1 100644
--- a/activerecord/lib/active_record/attribute_methods/dirty.rb
+++ b/activerecord/lib/active_record/attribute_methods/dirty.rb
@@ -29,9 +29,7 @@ module ActiveRecord
       # <tt>reload</tt> the record and clears changed attributes.
       def reload(*)
         super.tap do
-          @previously_changed = ActiveSupport::HashWithIndifferentAccess.new
           @mutations_before_last_save = nil
-          @attributes_changed_by_setter = ActiveSupport::HashWithIndifferentAccess.new
           @mutations_from_database = nil
         end
       end
@@ -51,7 +49,7 @@ module ActiveRecord
       # +to+ When passed, this method will return false unless the value was
       # changed to the given value
       def saved_change_to_attribute?(attr_name, **options)
-        mutations_before_last_save.changed?(attr_name, **options)
+        mutations_before_last_save.changed?(attr_name.to_s, options)
       end
 
       # Returns the change to an attribute during the last save. If the
@@ -63,7 +61,7 @@ module ActiveRecord
       # invoked as +saved_change_to_name+ instead of
       # <tt>saved_change_to_attribute("name")</tt>.
       def saved_change_to_attribute(attr_name)
-        mutations_before_last_save.change_to_attribute(attr_name)
+        mutations_before_last_save.change_to_attribute(attr_name.to_s)
       end
 
       # Returns the original value of an attribute before the last save.
@@ -73,7 +71,7 @@ module ActiveRecord
       # invoked as +name_before_last_save+ instead of
       # <tt>attribute_before_last_save("name")</tt>.
       def attribute_before_last_save(attr_name)
-        mutations_before_last_save.original_value(attr_name)
+        mutations_before_last_save.original_value(attr_name.to_s)
       end
 
       # Did the last call to +save+ have any changes to change?
@@ -101,7 +99,7 @@ module ActiveRecord
       # +to+ When passed, this method will return false unless the value will be
       # changed to the given value
       def will_save_change_to_attribute?(attr_name, **options)
-        mutations_from_database.changed?(attr_name, **options)
+        mutations_from_database.changed?(attr_name.to_s, options)
       end
 
       # Returns the change to an attribute that will be persisted during the
@@ -115,7 +113,7 @@ module ActiveRecord
       # If the attribute will change, the result will be an array containing the
       # original value and the new value about to be saved.
       def attribute_change_to_be_saved(attr_name)
-        mutations_from_database.change_to_attribute(attr_name)
+        mutations_from_database.change_to_attribute(attr_name.to_s)
       end
 
       # Returns the value of an attribute in the database, as opposed to the
@@ -127,7 +125,7 @@ module ActiveRecord
       # saved. It can be invoked as +name_in_database+ instead of
       # <tt>attribute_in_database("name")</tt>.
       def attribute_in_database(attr_name)
-        mutations_from_database.original_value(attr_name)
+        mutations_from_database.original_value(attr_name.to_s)
       end
 
       # Will the next call to +save+ have any changes to persist?
@@ -158,12 +156,51 @@ module ActiveRecord
       end
 
       private
-        def write_attribute_without_type_cast(attr_name, _)
+        def mutations_from_database
+          sync_with_transaction_state if @transaction_state&.finalized?
+          super
+        end
+
+        def mutations_before_last_save
+          sync_with_transaction_state if @transaction_state&.finalized?
+          super
+        end
+
+        def write_attribute_without_type_cast(attr_name, value)
           result = super
           clear_attribute_change(attr_name)
           result
         end
 
+        def _touch_row(attribute_names, time)
+          @_touch_attr_names = Set.new(attribute_names)
+
+          affected_rows = super
+
+          if @_skip_dirty_tracking ||= false
+            clear_attribute_changes(@_touch_attr_names)
+            return affected_rows
+          end
+
+          changes = {}
+          @attributes.keys.each do |attr_name|
+            next if @_touch_attr_names.include?(attr_name)
+
+            if attribute_changed?(attr_name)
+              changes[attr_name] = _read_attribute(attr_name)
+              _write_attribute(attr_name, attribute_was(attr_name))
+              clear_attribute_change(attr_name)
+            end
+          end
+
+          changes_applied
+          changes.each { |attr_name, value| _write_attribute(attr_name, value) }
+
+          affected_rows
+        ensure
+          @_touch_attr_names, @_skip_dirty_tracking = nil, nil
+        end
+
         def _update_record(attribute_names = attribute_names_for_partial_writes)
           affected_rows = super
           changes_applied