From 508ff846c33338e14e540db4093f96b9499ceba8 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Thu, 12 Jan 2017 16:03:19 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=96=E6=B6=88min=20max=20sum=20avg?=
 =?UTF-8?q?=E6=96=B9=E6=B3=95=E7=9A=84=E5=8F=82=E6=95=B0=E9=BB=98=E8=AE=A4?=
 =?UTF-8?q?=E5=80=BC?=
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---
 library/think/db/Query.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/library/think/db/Query.php b/library/think/db/Query.php
index e2c38d2f..47d53670 100644
--- a/library/think/db/Query.php
+++ b/library/think/db/Query.php
@@ -522,7 +522,7 @@ class Query
      * @param string $field 字段名
      * @return float|int
      */
-    public function sum($field = '*')
+    public function sum($field)
     {
         return $this->value('SUM(' . $field . ') AS tp_sum', 0, true);
     }
@@ -533,7 +533,7 @@ class Query
      * @param string $field 字段名
      * @return mixed
      */
-    public function min($field = '*')
+    public function min($field)
     {
         return $this->value('MIN(' . $field . ') AS tp_min', 0, true);
     }
@@ -544,7 +544,7 @@ class Query
      * @param string $field 字段名
      * @return mixed
      */
-    public function max($field = '*')
+    public function max($field)
     {
         return $this->value('MAX(' . $field . ') AS tp_max', 0, true);
     }
@@ -555,7 +555,7 @@ class Query
      * @param string $field 字段名
      * @return float|int
      */
-    public function avg($field = '*')
+    public function avg($field)
     {
         return $this->value('AVG(' . $field . ') AS tp_avg', 0, true);
     }