From 1a6186648c884671efc1f21d25399648a779fdb9 Mon Sep 17 00:00:00 2001
From: soleuu <soleuu@gmail.com>
Date: Tue, 30 Aug 2016 13:23:14 +0200
Subject: [PATCH] postgresql error with index on hidden columns (ctid)

---
 adminer/include/adminer.inc.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/adminer/include/adminer.inc.php b/adminer/include/adminer.inc.php
index eee9f7b2..9761ac81 100644
--- a/adminer/include/adminer.inc.php
+++ b/adminer/include/adminer.inc.php
@@ -352,8 +352,9 @@ focus(document.getElementById('username'));
 		echo "var indexColumns = ";
 		$columns = array();
 		foreach ($indexes as $index) {
-			if ($index["type"] != "FULLTEXT") {
-				$columns[reset($index["columns"])] = 1;
+			$current_key = reset($index["columns"]);
+			if ($index["type"] != "FULLTEXT" && $current_key) {
+				$columns[$current_key] = 1;
 			}
 		}
 		$columns[""] = 1;