From 028a3e9d625bdcc6869bc7cb58bb3e7884c1905c Mon Sep 17 00:00:00 2001
From: Amir Nissim <amirnissim@gmail.com>
Date: Mon, 24 Mar 2014 13:43:37 +0200
Subject: [PATCH] fix getColumns failures when QueryResult has no data

---
 rd_ui/app/scripts/services/services.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rd_ui/app/scripts/services/services.js b/rd_ui/app/scripts/services/services.js
index 98050408e..74ffb000f 100644
--- a/rd_ui/app/scripts/services/services.js
+++ b/rd_ui/app/scripts/services/services.js
@@ -182,10 +182,10 @@
         };
 
         QueryResult.prototype.getColumns = function () {
-            if (this.columns == undefined) {
+            if (this.columns == undefined && this.query_result.data) {
                 this.columns = _.map(this.query_result.data.columns, function(v) {
                     return v.name;
-                })
+                });
             }
 
             return this.columns;