From d000f6408f4baa0a0f87d4eda39bc8b9b543ed5b Mon Sep 17 00:00:00 2001
From: qushaowei <qushaowei@163.com>
Date: 星期五, 30 五月 2025 09:51:01 +0800
Subject: [PATCH] 设备管理后端修改

---
 lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysAnnouncementSendMapper.xml |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysAnnouncementSendMapper.xml b/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysAnnouncementSendMapper.xml
index 532dd8f..df2baa5 100644
--- a/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysAnnouncementSendMapper.xml
+++ b/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysAnnouncementSendMapper.xml
@@ -125,4 +125,8 @@
 			</if>
 	</select>
 
+    <select id="findLastMessage" resultType="org.jeecg.modules.system.entity.SysAnnouncement">
+		SELECT TOP 1 * FROM sys_announcement WHERE msg_content = #{messageContent} ORDER BY create_time DESC;
+	</select>
+
 </mapper>

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