From 88ddb8976305ceae7b6cdb609270393195b8435e Mon Sep 17 00:00:00 2001
From: Thomas Bley <mails@thomasbley.de>
Date: Thu, 27 Jul 2023 16:11:32 +0200
Subject: [PATCH] #9974 fixed return type for FETCH_COLUMN

---
 .../ReturnTypeProvider/PdoStatementReturnTypeProvider.php      | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Psalm/Internal/Provider/ReturnTypeProvider/PdoStatementReturnTypeProvider.php b/src/Psalm/Internal/Provider/ReturnTypeProvider/PdoStatementReturnTypeProvider.php
index 593be23ce1d..3edc2342bd1 100644
--- a/src/Psalm/Internal/Provider/ReturnTypeProvider/PdoStatementReturnTypeProvider.php
+++ b/src/Psalm/Internal/Provider/ReturnTypeProvider/PdoStatementReturnTypeProvider.php
@@ -216,13 +216,12 @@ private static function handleFetchAll(MethodReturnTypeProviderEvent $event): ?U
                     ),
                 ]);
 
-            case 7: // PDO::FETCH_COLUMN - scalar|null|false
+            case 7: // PDO::FETCH_COLUMN - list<scalar|null>
                 return new Union([
                     Type::getListAtomic(
                         new Union([
                             new TScalar(),
                             new TNull(),
-                            new TFalse(),
                         ]),
                     ),
                 ]);