From 8d731b2f4c68a3d310934982240402c48edb384a Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Wed, 12 Jul 2017 10:27:48 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9BDb=E7=B1=BB=E7=9A=84=E5=BC=BA?=
 =?UTF-8?q?=E5=88=B6=E9=87=8D=E8=BF=9E?=
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---
 library/think/Db.php | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/library/think/Db.php b/library/think/Db.php
index e239fd4e..8fa799eb 100644
--- a/library/think/Db.php
+++ b/library/think/Db.php
@@ -82,10 +82,9 @@ class Db
                 Log::record('[ DB ] INIT ' . $options['type'], 'info');
             }
             if (true === $name) {
-                return new $class($options);
-            } else {
-                self::$instance[$name] = new $class($options);
+                $name = md5(serialize($config));
             }
+            self::$instance[$name] = new $class($options);
         }
         return self::$instance[$name];
     }