2 files changed, 0 insertions, 25 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb
index 20f0936e52..f6ab543015 100644
--- a/activerecord/lib/active_record/attribute_methods/read.rb
+++ b/activerecord/lib/active_record/attribute_methods/read.rb
@@ -36,19 +36,8 @@ module ActiveRecord
       extend ActiveSupport::Concern
 
       module ClassMethods
-        [:cache_attributes, :cached_attributes, :cache_attribute?].each do |method_name|
-          define_method method_name do |*|
-            cached_attributes_deprecation_warning(method_name)
-            true
-          end
-        end
-
         protected
 
-        def cached_attributes_deprecation_warning(method_name)
-          ActiveSupport::Deprecation.warn "Calling `#{method_name}` is no longer necessary. All attributes are cached."
-        end
-
         if Module.methods_transplantable?
           def define_method_attribute(name)
             method = ReaderMethodCache[name]
diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb
index 731d433706..feb1fca500 100644
--- a/activerecord/test/cases/attribute_methods_test.rb
+++ b/activerecord/test/cases/attribute_methods_test.rb
@@ -531,20 +531,6 @@ class AttributeMethodsTest < ActiveRecord::TestCase
     end
   end
 
-  def test_deprecated_cache_attributes
-    assert_deprecated do
-      Topic.cache_attributes :replies_count
-    end
-
-    assert_deprecated do
-      Topic.cached_attributes
-    end
-
-    assert_deprecated do
-      Topic.cache_attribute? :replies_count
-    end
-  end
-
   def test_converted_values_are_returned_after_assignment
     developer = Developer.new(name: 1337, salary: "50000")