exec(' DROP TABLE IF EXISTS `stream_media`; '); return 2023071600; } public function down(): int { DB::getPdo()->exec( "CREATE TABLE IF NOT EXISTS `stream_media` ( `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '记录ID', `node_id` bigint(20) unsigned NOT NULL DEFAULT 0 COMMENT '节点ID', `result` text NOT NULL DEFAULT '' COMMENT '检测结果', `created_at` int(11) unsigned NOT NULL DEFAULT 0 COMMENT '创建时间', PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;" ); return 2023071000; } };