1 files changed, 10 insertions, 0 deletions
diff --git a/lib/arel/select_manager.rb b/lib/arel/select_manager.rb
index 4e1382224d..afc46a626e 100644
--- a/lib/arel/select_manager.rb
+++ b/lib/arel/select_manager.rb
@@ -145,6 +145,16 @@ module Arel
       node_class.new self.ast, other.ast
     end
 
+    def intersect other = nil
+      node_class = Nodes::Intersect
+      node_class.new self.ast, other.ast
+    end
+
+    def except other = nil
+      node_class = Nodes::Except
+      node_class.new self.ast, other.ast
+    end
+
     def with *subqueries
       if subqueries.first.is_a? Symbol
         node_class = Nodes.const_get("With#{subqueries.shift.to_s.capitalize}")