From 246f2dd16a3bea029af143a9267d116d3532e095 Mon Sep 17 00:00:00 2001
From: ZhuDongming <773644075@qq.com>
Date: Wed, 05 Jun 2019 10:56:31 +0800
Subject: [PATCH] 增加溯源查询sql

---
 src/main/resources/mapper/HistoryDailyMapper.xml |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/src/main/resources/mapper/HistoryDailyMapper.xml b/src/main/resources/mapper/HistoryDailyMapper.xml
index 6fa840a..7628af6 100644
--- a/src/main/resources/mapper/HistoryDailyMapper.xml
+++ b/src/main/resources/mapper/HistoryDailyMapper.xml
@@ -94,4 +94,20 @@
 			vdd.monitor_point_id,
 			vdd.device_tech
 		</select>
+		
+    <!-- ������������mac������������������������������������������������������ -->
+    <select id="getTraceabilityData" resultType="java.util.Map">
+        SELECT
+            json ->'$.${sensorKey}[0]' AS '${sensorKey}'
+        FROM
+            history_daily
+        <where>
+            <if test="mac!=null and mac!=''">
+                AND mac=#{mac}
+            </if>
+            <if test="time!=null and time!=''">
+                AND time=#{time}
+            </if>
+        </where>
+    </select>
 </mapper>
\ No newline at end of file

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