diff --git a/config/initializers/zz_patch_activerecord_type_loading.rb b/config/initializers/zz_patch_activerecord_type_loading.rb
index 0f45002bb10d..2c551ec5c3bf 100644
--- a/config/initializers/zz_patch_activerecord_type_loading.rb
+++ b/config/initializers/zz_patch_activerecord_type_loading.rb
@@ -3,6 +3,26 @@ module ConnectionAdapters
     module PostgreSQL
       module OID # :nodoc:
         class TypeMapInitializer # :nodoc:
+          def run(records)
+            records.each do |row|
+              if @store.key? row['oid'].to_i
+                continue
+              elsif @store.key? row['typname']
+                register_mapped_type(row)
+              elsif row['typtype'] == 'r'.freeze
+                register_range_type(row)
+              elsif row['typtype'] == 'e'.freeze
+                register_enum_type(row)
+              elsif row['typtype'] == 'd'.freeze
+                register_domain_type(row)
+              elsif row['typinput'] == 'array_in'.freeze
+                register_array_type(row)
+              elsif row['typelem'].to_i != 0
+                register_composite_type(row)
+              end
+            end
+          end
+
           def query_conditions_for_initial_load(type_map)
             known_type_names = type_map.keys.map { |n| "'#{n}'" }
             known_type_types = %w('r' 'e' 'd')