comparing children directly

1 files changed, 1 insertions, 8 deletions

diff --git a/lib/arel/algebra/predicates.rb b/lib/arel/algebra/predicates.rb
index df2618a148..f7c6ee599f 100644
--- a/lib/arel/algebra/predicates.rb
+++ b/lib/arel/algebra/predicates.rb
@@ -43,7 +43,7 @@ module Arel
       end
 
       def ==(other)
-        same_elements?(@predicates, other.predicates)
+        super || children == other.children
       end
 
       def bind(relation)
@@ -51,13 +51,6 @@ module Arel
           *predicates.map {|p| p.find_correlate_in(relation)}
         )
       end
-
-      private
-
-      def same_elements?(a1, a2)
-        a1.inject({}) { |h,e| h[e] = a1.count(e); h } ==
-        a2.inject({}) { |h,e| h[e] = a2.count(e); h }
-      end
     end
 
     class Any < Polyadic