lib/mongoid/relations/builder.rb in mongoid-2.0.0.rc.3 vs lib/mongoid/relations/builder.rb in mongoid-2.0.0.rc.4

@@ -31,9 +31,10 @@
       #
       # @return [ true, false ] Whether a database query should happen.
       #
       # @since 2.0.0.rc.1
       def query?
+        return true unless object.respond_to?(:to_a)
         obj = object.to_a.first
         !obj.respond_to?(:attributes) && !obj.nil?
       end
     end
   end