diff --git a/lib/active_hash/base.rb b/lib/active_hash/base.rb
index 0c06221..4a36b03 100644
--- a/lib/active_hash/base.rb
+++ b/lib/active_hash/base.rb
@@ -127,6 +127,10 @@ def record_index
         @record_index ||= {}
       end
 
+      def has_query_constraints?
+        false
+      end
+
       private :record_index
 
       def reset_record_index