1 files changed, 9 insertions, 0 deletions
diff --git a/lib/arel/nodes/named_function.rb b/lib/arel/nodes/named_function.rb
index 56669bf858..c792f0af98 100644
--- a/lib/arel/nodes/named_function.rb
+++ b/lib/arel/nodes/named_function.rb
@@ -7,6 +7,15 @@ module Arel
         super(expr, aliaz)
         @name = name
       end
+
+      def hash
+        super ^ @name.hash
+      end
+
+      def eql? other
+        super && self.name == other.name
+      end
+      alias :== :eql?
     end
   end
 end