From 32c148ff2bc96a6e674807255b067600b1d9a737 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Tue, 3 May 2016 20:32:40 +0800
Subject: [PATCH] =?UTF-8?q?Query=E7=B1=BB=E7=9A=84column=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81=E4=BC=A0=E5=85=A5*=E5=8F=B7?=
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---
 library/think/db/Query.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/think/db/Query.php b/library/think/db/Query.php
index 5b2067c1..e956b4f8 100644
--- a/library/think/db/Query.php
+++ b/library/think/db/Query.php
@@ -131,7 +131,7 @@ class Query
             $result = Cache::get($guid);
         }
         if (!$result) {
-            $key = $key ? $key . ',' : '';
+            $key = ($key && '*' != $field) ? $key . ',' : '';
             $pdo = $this->field($key . $field)->fetchPdo(true)->select();
             if (1 == $pdo->columnCount()) {
                 $result = $pdo->fetchAll(PDO::FETCH_COLUMN);