1 files changed, 10 insertions, 0 deletions
diff --git a/lib/arel/nodes/and.rb b/lib/arel/nodes/and.rb
index b4443c3d27..0d0fb3ee82 100644
--- a/lib/arel/nodes/and.rb
+++ b/lib/arel/nodes/and.rb
@@ -18,6 +18,16 @@ module Arel
       def right
         children[1]
       end
+
+      def hash
+        children.hash
+      end
+
+      def eql? other
+        self.class == other.class &&
+          self.children == other.children
+      end
+      alias :== :eql?
     end
   end
 end