From 19116baec018ced7c25c9267d0ead774f3d12b8d Mon Sep 17 00:00:00 2001
From: Madhura Jayaratne <madhura.cj@gmail.com>
Date: Mon, 9 Mar 2015 15:58:52 +0530
Subject: [PATCH] Check whether there are columns.

Signed-off-by: Madhura Jayaratne <madhura.cj@gmail.com>
---
 libraries/central_columns.lib.php | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/libraries/central_columns.lib.php b/libraries/central_columns.lib.php
index a54159bec8..93314e2db4 100644
--- a/libraries/central_columns.lib.php
+++ b/libraries/central_columns.lib.php
@@ -894,8 +894,11 @@ function PMA_getCentralColumnsListRaw($db, $table)
         }
         $cols = trim($cols, ',');
         $query = 'SELECT * FROM ' . PMA_Util::backquote($centralTable) . ' '
-                . 'WHERE db_name = \'' . $db . '\' '
-                . 'AND col_name NOT IN (' . $cols . ');';
+            . 'WHERE db_name = \'' . $db . '\'';
+        if ($cols) {
+            $query .= ' AND col_name NOT IN (' . $cols . ')';
+        }
+        $query .= ';';
     }
     $GLOBALS['dbi']->selectDb($cfgCentralColumns['db'], $GLOBALS['controllink']);
     $columns_list = (array)$GLOBALS['dbi']->fetchResult(