增加返回溯源第二个点的service实现

ZhuDongming

2019-06-12 c078390a7398946e88d9ef7446bb2b5562ce77a2

 src/main/resources/mapper/HistoryMapper.xml

@@ -143,7 +143,7 @@
   <select id="getActualDataByRegion" resultType="java.util.Map">

      SELECT

      <foreach collection="sensorKeys" separator="," item="sensorKey">

         MAX( `value` ->> '$.${sensorKey}' ) AS '${sensorKey}' 
         MAX( `value` ->> '$.${sensorKey}' ) * 1 AS '${sensorKey}' 
      </foreach>

      FROM

         history h ,