From 3d685203e77cd8deb2982856ee70f4d51d7ce8db Mon Sep 17 00:00:00 2001
From: lizijie <lzjiiie@163.com>
Date: Fri, 20 May 2022 11:33:42 +0800
Subject: [PATCH] 千灯转发数据添加恶臭两台微站数据
---
src/main/resources/mapper/HistoryMapper.xml | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/src/main/resources/mapper/HistoryMapper.xml b/src/main/resources/mapper/HistoryMapper.xml
index 743b83f..aa4967d 100644
--- a/src/main/resources/mapper/HistoryMapper.xml
+++ b/src/main/resources/mapper/HistoryMapper.xml
@@ -250,7 +250,7 @@
<update id="createHistoryTable" parameterType="String">
CREATE TABLE history_${yearMonthDay} (
- `mac` varchar(20) DEFAULT NULL,
+ `mac` varchar(30) DEFAULT NULL,
`value` json DEFAULT NULL,
`time` datetime DEFAULT NULL,
`version` int(11) DEFAULT NULL,
@@ -263,4 +263,11 @@
<delete id="dropHistoryTable" parameterType="String">
drop table history_${yearMonthDay}
</delete>
+
+ <select id="selectLastDataByMac" resultType="com.moral.entity.History">
+ select * from history_${yearMonthDay}
+ where mac = #{mac}
+ order by time desc
+ limit 1
+ </select>
</mapper>
\ No newline at end of file
--
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