@ -77,7 +77,7 @@ class PDO extends \PDO
} catch (\PDOException $e) {
switch ($attribute) {
case PDO::ATTR_SERVER_VERSION:
return $this->query("SELECT SERVERPROPERTY('productversion')")->fetchColumn();
return $this->query("SELECT CAST(SERVERPROPERTY('productversion') AS VARCHAR)")->fetchColumn();
default:
throw $e;
}