From a5c8b40b077d517cd6c28db3e805cd2aa774c424 Mon Sep 17 00:00:00 2001
From: rbock <rbock@eudoxos.de>
Date: Mon, 9 Feb 2015 18:44:25 +0100
Subject: [PATCH] Adjust WITH clause to serialize RECURSIVE where required

---
 include/sqlpp11/with.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/sqlpp11/with.h b/include/sqlpp11/with.h
index 399c94d8..fe3d7bda 100644
--- a/include/sqlpp11/with.h
+++ b/include/sqlpp11/with.h
@@ -45,6 +45,8 @@ namespace sqlpp
 	template<typename Database, typename... Expressions>
 		struct with_data_t
 		{
+			using _is_recursive = logic::any_t<Expressions::_is_recursive...>;
+
 			with_data_t(Expressions... expressions):
 				_expressions(expressions...)
 			{}
@@ -74,7 +76,6 @@ namespace sqlpp
 				using _tags = detail::type_set<>;
 			};
 
-
 			using _is_dynamic = is_database<Database>;
 
 			// Data
@@ -172,6 +173,8 @@ namespace sqlpp
 			{
 				// FIXME: If there is a recursive CTE, add a "RECURSIVE" here
 				context << " WITH ";
+				if (T::_is_recursive::value)
+					context << "RECURSIVE ";
 				interpret_tuple(t._expressions, ',', context);
 				return context;
 			}