From 159dd0d0220cf0ee3ece9d8992b794e2a2a46011 Mon Sep 17 00:00:00 2001
From: mdipierro <massimo.dipierro@gmail.com>
Date: Tue, 20 Jun 2017 14:49:54 -0500
Subject: [PATCH] fixed #1542, thanks RekGRpth

---
 gluon/sqlhtml.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gluon/sqlhtml.py b/gluon/sqlhtml.py
index b8cc55e5..b52d22df 100644
--- a/gluon/sqlhtml.py
+++ b/gluon/sqlhtml.py
@@ -2553,6 +2553,7 @@ class SQLFORM(FORM):
                         if isinstance(field, Field.Virtual) and not str(field) in expcolumns:
                             expcolumns.append(str(field))
 
+            expcolumns = ['"%s"' % '"."'.join(f.split('.')) for f in expcolumns]
             if export_type in exportManager and exportManager[export_type]:
                 if keywords:
                     try: