From 3ee576b305a187fd8b5ecdf98a3345548314189c Mon Sep 17 00:00:00 2001
From: David Grudl <david@grudl.com>
Date: Wed, 19 Jan 2022 12:42:09 +0100
Subject: [PATCH] SqliteDriver: fixed incorrect results from PRAGMA
 foreign_key_list [Closes #281]

---
 src/Database/Drivers/SqliteDriver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Database/Drivers/SqliteDriver.php b/src/Database/Drivers/SqliteDriver.php
index 1f751fbe0..7b0ddbab8 100644
--- a/src/Database/Drivers/SqliteDriver.php
+++ b/src/Database/Drivers/SqliteDriver.php
@@ -211,7 +211,7 @@ public function getForeignKeys(string $table): array
 			$keys[$row['id']]['table'] = $row['table']; // referenced table
 			$keys[$row['id']]['foreign'] = $row['to']; // referenced columns
 
-			if ($keys[$row['id']]['foreign'][0] == null) {
+			if (empty($keys[$row['id']]['foreign'][0])) {
 				$keys[$row['id']]['foreign'] = null;
 			}
 		}