1 files changed, 3 insertions, 3 deletions
diff --git a/lib/arel/nodes/function.rb b/lib/arel/nodes/function.rb
index 28a394e9f3..b3bf8f3e51 100644
--- a/lib/arel/nodes/function.rb
+++ b/lib/arel/nodes/function.rb
@@ -1,10 +1,8 @@
 # frozen_string_literal: true
 module Arel
   module Nodes
-    class Function < Arel::Nodes::Node
-      include Arel::Predications
+    class Function < Arel::Nodes::NodeExpression
       include Arel::WindowPredications
-      include Arel::OrderPredications
       attr_accessor :expressions, :alias, :distinct
 
       def initialize expr, aliaz = nil
@@ -29,6 +27,8 @@ module Arel
           self.alias == other.alias &&
           self.distinct == other.distinct
       end
+      alias :== :eql?
+
     end
 
     %w{