From cb59966a148f601c41e77637be701fda04251d91 Mon Sep 17 00:00:00 2001
From: lizijie <lzjiiie@163.com>
Date: Tue, 14 Jun 2022 14:14:53 +0800
Subject: [PATCH] 添加需要离线报警程序，分钟数据统计往前移一分钟
---
src/main/resources/mapper/HistoryMapper.xml | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/src/main/resources/mapper/HistoryMapper.xml b/src/main/resources/mapper/HistoryMapper.xml
index 0b3770c..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_${yearMonthDay} (
- `mac` varchar(20) DEFAULT NULL,
+ `mac` varchar(30) DEFAULT NULL,
`value` json DEFAULT NULL,
`time` datetime DEFAULT NULL,
`version` int(11) DEFAULT NULL,
@@ -259,4 +259,15 @@
KEY `_idx_time` (`time`) USING BTREE
) ENGINE=InnoDB DEFAULT CHARSET=utf8 ROW_FORMAT=DYNAMIC
</update>
+
+ <delete id="dropHistoryTable" parameterType="String">
+ drop table history_${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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