From 14f4302156592146a5ee02ab89d8ec049262c0d1 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Fri, 7 Oct 2016 11:43:08 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9BparseKey=E6=96=B9=E6=B3=95?=
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---
 library/think/db/builder/Mysql.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/think/db/builder/Mysql.php b/library/think/db/builder/Mysql.php
index 7744be9a..a3e223ed 100644
--- a/library/think/db/builder/Mysql.php
+++ b/library/think/db/builder/Mysql.php
@@ -34,7 +34,7 @@ class Mysql extends Builder
             // JSON字段支持
             list($field, $name) = explode('$.', $key);
             $key                = 'json_extract(' . $field . ', \'$.' . $name . '\')';
-        } elseif (strpos($key, '.')) {
+        } elseif (strpos($key, '.') && !preg_match('/[,\'\"\(\)`\s]/', $key)) {
             list($table, $key) = explode('.', $key, 2);
             if (isset($options['alias'][$table])) {
                 $table = $options['alias'][$table];