From a7eb07c7a0afb7da1eb9eb1bd902b0cec77921e2 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期五, 07 八月 2020 16:07:02 +0800
Subject: [PATCH] Merge branch 'master' of https://gitee.com/y_project/RuoYi-Vue

---
 ruoyi-system/src/main/resources/mapper/system/SysConfigMapper.xml |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/ruoyi-system/src/main/resources/mapper/system/SysConfigMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysConfigMapper.xml
index 2f0c8be..9c35661 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysConfigMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysConfigMapper.xml
@@ -61,7 +61,7 @@
     
     <select id="checkConfigKeyUnique" parameterType="String" resultMap="SysConfigResult">
         <include refid="selectConfigVo"/>
-        where config_key = #{configKey}
+        where config_key = #{configKey} limit 1
     </select>
     
     <insert id="insertConfig" parameterType="SysConfig">

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