1 files changed, 1 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 940707a9e9..e223baadbc 100755
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -30,6 +30,7 @@ module ActiveRecord
         @connection, @logger = connection, logger
         @runtime = 0
         @last_verification = 0
+        @query_cache_enabled = false
       end
 
       # Returns the human-readable name of the adapter.  Use mixed case - one