From 0022905fcc116526e8f1472c8c176be0a1aabeac Mon Sep 17 00:00:00 2001
From: Mohab Elsheikh <mohab.elsheikh@limesurvey.org>
Date: Tue, 6 Feb 2024 17:24:21 +0100
Subject: [PATCH] Fixed issue #19396: Upgrade failure encountered at migration
 620 (#3724)

---
 application/helpers/update/updates/Update_621.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/application/helpers/update/updates/Update_621.php b/application/helpers/update/updates/Update_621.php
index b95655bde7a..2dce45bb704 100644
--- a/application/helpers/update/updates/Update_621.php
+++ b/application/helpers/update/updates/Update_621.php
@@ -11,9 +11,11 @@ class Update_621 extends DatabaseUpdateBase
      */
     public function up()
     {
-        $table = \Yii::app()->db->schema->getTable('{{users}}');
-        if (isset($table->columns['user_status']) && $table->columns['user_status']->dbType != 'integer') {
-            \alterColumn('{{users}}', 'user_status', "integer", false, 1);
+        if (\Yii::app()->db->driverName == 'mysql') {
+            $table = \Yii::app()->db->schema->getTable('{{users}}');
+            if (isset($table->columns['user_status']) && $table->columns['user_status']->dbType != 'integer') {
+                \alterColumn('{{users}}', 'user_status', "integer", false, 1);
+            }
         }
     }
 }