1 files changed, 2 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index c37c9b1ae1..3a8fbcf93f 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -3,6 +3,7 @@ require 'bigdecimal'
 require 'bigdecimal/util'
 require 'active_support/core_ext/benchmark'
 require 'active_record/connection_adapters/schema_cache'
+require 'active_record/connection_adapters/abstract/schema_dumper' 
 require 'monitor'
 require 'active_support/deprecation'
 
@@ -59,6 +60,7 @@ module ActiveRecord
       include QueryCache
       include ActiveSupport::Callbacks
       include MonitorMixin
+      include ColumnDumper
 
       define_callbacks :checkout, :checkin