修改平均风向SQL语句

kaiyu

2020-11-02 a8a98fd6f24d5c7bf001055898e397f2f2deffa4

 src/main/resources/mapper/HistoryHourlyMapper.xml

@@ -15,9 +15,25 @@
        SELECT
        h.mac,
        <foreach collection="sensorKeys" separator="," item="sensorKey">
            AVG(json->'$.${sensorKey}[0]') AS '${sensorKey}',
            MIN(json->'$.${sensorKey}[1]') AS 'MIN${sensorKey}',
            MAX(json->'$.${sensorKey}[2]') AS 'MAX${sensorKey}'
            <choose >
                <when test="sensorKey=='e23'">
                    ROUND((CASE    WHEN AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))<![CDATA[>]]>0 AND AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI()))<![CDATA[>]]>0
                    THEN ATAN(AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))/AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI())))*180/PI()
                    WHEN AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))>0 AND AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI()))<![CDATA[<]]>0
                    THEN (ATAN(AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))/AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI())))*180/PI())+180
                    WHEN AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))<![CDATA[<]]>0 AND AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI()))<![CDATA[<]]>0
                    THEN (ATAN(AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))/AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI())))*180/PI())+180
                    ELSE (ATAN(AVG(json->'$.e18[0]'*SIN((json->'$.e23[0]'/180)*PI()))/AVG(json->'$.e18[0]'*COS((json->'$.e23[0]'/180)*PI())))*180/PI())+360
                    END),3) AS '${sensorKey}',
                    MIN(json->'$.${sensorKey}[1]') AS 'MIN${sensorKey}',
                    MAX(json->'$.${sensorKey}[2]') AS 'MAX${sensorKey}'
                </when>
                <otherwise>
                    AVG(json->'$.${sensorKey}[0]') AS '${sensorKey}',
                    MIN(json->'$.${sensorKey}[1]') AS 'MIN${sensorKey}',
                    MAX(json->'$.${sensorKey}[2]') AS 'MAX${sensorKey}'
                </otherwise>
            </choose>
        </foreach>
        FROM
        history_hourly h