From 1fc5acb389ea7f5d112710e521163cc1dd7d69c4 Mon Sep 17 00:00:00 2001
From: Jakub Vrana <jakub@vrana.cz>
Date: Wed, 25 Jun 2025 14:57:35 +0200
Subject: [PATCH] AdminerBackwardKeys: Skip relations without selected column

---
 plugins/backward-keys.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/backward-keys.php b/plugins/backward-keys.php
index 675f68ab..3337e8bb 100644
--- a/plugins/backward-keys.php
+++ b/plugins/backward-keys.php
@@ -51,6 +51,9 @@ ORDER BY s.ordinal_position", null, "") as $row
 				$link = Adminer\ME . 'select=' . urlencode($table);
 				$i = 0;
 				foreach ($cols as $column => $val) {
+					if (!isset($row[$val])) {
+						continue 2;
+					}
 					$link .= Adminer\where_link($i++, $column, $row[$val]);
 				}
 				echo "<a href='" . Adminer\h($link) . "'>" . Adminer\h(preg_replace('(^' . preg_quote($_GET["select"]) . (substr($_GET["select"], -1) == 's' ? '?' : '') . '_)', '_', $backwardKey["name"])) . "</a>";