From f5413f4472aaecdfa723622e6e30b40b4d8c8eca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?ChinaXing=EF=BC=88=E9=99=88=E4=BA=91=E6=98=9F=EF=BC=89?=
 <chen.yack@gmail.com>
Date: Thu, 27 Jun 2013 00:18:47 +0800
Subject: [PATCH] -- adjust code for support subwith when subwith query result
 columns are whole null --

---
 lib/Async/ORM.pm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/Async/ORM.pm b/lib/Async/ORM.pm
index 54c3f11..8976843 100644
--- a/lib/Async/ORM.pm
+++ b/lib/Async/ORM.pm
@@ -1194,8 +1194,11 @@ sub _map_row_to_object {
             if ($rel_info->{subwith}) {
                 foreach my $subwith (@{$rel_info->{subwith}}) {
                     $parent_object = $parent_object->_related->{$subwith};
-                    die "load $subwith first" unless $parent_object;
+               # do not check , for compatible when whole 'null' columns of a subwith
+               #     die "load $subwith first" unless $parent_object;
+                      last unless $parent_object;
                 }
+                splice @$row, 0, scalar @{$rel_info->{columns}} and next unless $parent_object;
             }
 
             foreach my $parent_object_ (