From 7ee385879e8098459787baae70f1a68ffaf0e2d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mr=C2=B7x?= <as2252258@163.com>
Date: Tue, 27 Apr 2021 17:39:52 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E5=90=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Database/Command.php | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/Database/Command.php b/Database/Command.php
index c63e2172..a826ee94 100644
--- a/Database/Command.php
+++ b/Database/Command.php
@@ -173,11 +173,7 @@ class Command extends Component
 		if (microtime(true) - $time > 0.02) {
 			$this->error('get connect time:' . $this->sql . ';  ' . (microtime(true) - $time));
 		}
-
-		if (!($connect instanceof PDO)) {
-			return $this->addError('数据库繁忙, 请稍后再试.');
-		}
-		if (!($query = $connect->query($this->sql))) {
+		if (!($query = $connect?->query($this->sql))) {
 			return $this->addError($connect->errorInfo()[2] ?? '数据库异常, 请稍后再试.');
 		}
 		Coroutine::defer(function () use ($query) {