From ed8c07e1870d8cd2151355ea34019a3f02087568 Mon Sep 17 00:00:00 2001
From: lizijie <lzjiiie@163.com>
Date: Thu, 26 May 2022 16:05:10 +0800
Subject: [PATCH] 常熟中隆汽车设备转发，千灯设备数据转发
---
src/main/resources/mapper/HistoryMapper.xml | 25 ++++++++++++++++++++++++-
1 files changed, 24 insertions(+), 1 deletions(-)
diff --git a/src/main/resources/mapper/HistoryMapper.xml b/src/main/resources/mapper/HistoryMapper.xml
index 0827a7e..aa4967d 100644
--- a/src/main/resources/mapper/HistoryMapper.xml
+++ b/src/main/resources/mapper/HistoryMapper.xml
@@ -107,7 +107,7 @@
</choose>
</foreach>
FROM
- history h
+ history_${yearAndMonthDay} h
WHERE
h.time >= #{start}
AND h.time <![CDATA[<]]> #{end}
@@ -247,4 +247,27 @@
<update id="deletePartition">
ALTER table history drop PARTITION ${p};
</update>
+
+ <update id="createHistoryTable" parameterType="String">
+ CREATE TABLE history_${yearMonthDay} (
+ `mac` varchar(30) DEFAULT NULL,
+ `value` json DEFAULT NULL,
+ `time` datetime DEFAULT NULL,
+ `version` int(11) DEFAULT NULL,
+ KEY `_idx_mac_time` (`mac`,`time`) USING BTREE,
+ KEY `_idx_mac` (`mac`) USING BTREE,
+ 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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