dlts_device_cockpit/haiwei-manage/src/main/resources/mapper/manage/ApiMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.haiwei.manage.mapper.ApiMapper">


    <select id="queryPram" resultType="com.haiwei.manage.domain.ParamVo">
        SELECT order_by,
               ee.point_name as name,
               location_x,
               location_y,
               info.PointName as pointname,
               ed.Data        as data
        FROM EPointData ed
                 right join (
            SELECT PID, MAX(CreateTime) AS LatestTime
            FROM EPointData
            GROUP BY PID
        ) ld on ld.PID = ed.PID and ld.LatestTime = CreateTime
                 right join EPointsInfo info on ed.PID = info.ID
                 left join base_point_info ee on ee.objid = info.EID
        where ee.device_name = #{deviceName} order by order_by
    </select>
    <select id="queryDeviceState" resultType="com.haiwei.manage.domain.DeviceState">
        SELECT CASE
                   when DataType = 1 then
                       case when (SELECT DataType FROM EEquipmentState WHERE ID = 1) = 0 then '停机' else '运行' end
                   else '故障' end AS state, '一体机' as name
        FROM EEquipmentState
        WHERE ID = #{device}
        union
        SELECT CASE
                   when DataType = 1 then
                       case when (SELECT DataType FROM EEquipmentState WHERE ID = 3) = 0 then '停机' else '运行' end
                   else '故障' end AS state, '切刀' as name
        FROM EEquipmentState
        WHERE ID = #{state}
    </select>

    <select id="queryPramList" resultType="com.haiwei.manage.domain.RecordRaramData">
        select *
        from (SELECT ee.point_name + info.PointName as pointname, ed.Data as data, CONVERT(varchar, ed.CreateTime, 120) time
        FROM EPointData ed
        right join EPointsInfo info on ed.PID = info.ID
        left join base_point_info ee on ee.objid = info.EID
        where info.Status = 1) a PIVOT (max(data) FOR pointname IN ( 一体机A转速, 一体机A电流, 一体机A切刀转速, 一体机A切刀电流, 一体机A机头温度, 一体机A机头压力 )) t
        <where>
            <if test="beginTime !=null and endTime !=null">
                time between #{beginTime} and #{endTime}
            </if>
        </where>
    </select>
    <select id="queryPramList_B" resultType="com.haiwei.manage.domain.RecordRaramDataB">
        select *
        from (SELECT ee.point_name + info.PointName as pointname, ed.Data as data, CONVERT(varchar, ed.CreateTime, 120) time
        FROM EPointData ed
        right join EPointsInfo info on ed.PID = info.ID
        left join base_point_info ee on ee.objid = info.EID
        where info.Status = 1) a PIVOT (max(data) FOR pointname IN ( 一体机B转速, 一体机B电流, 一体机B切刀转速, 一体机B切刀电流, 一体机B机头温度, 一体机B机头压力 )) t
        <where>
            <if test="beginTime !=null and endTime !=null">
                time between #{beginTime} and #{endTime}
            </if>
        </where>
    </select>

       <select id="queryParamData" resultType="com.haiwei.manage.domain.RecordRaramData">
           WITH CTE AS (
           SELECT ROW_NUMBER() OVER (ORDER BY time) AS row_num,*
                from (SELECT ee.point_name + info.PointName as pointname, ed.Data as data, CONVERT(varchar, ed.CreateTime, 120) time
                FROM EPointData ed
                right join EPointsInfo info on ed.PID = info.ID
                left join base_point_info ee on ee.objid = info.EID
                where info.Status = 1) a PIVOT (max(data) FOR pointname IN ( 一体机A转速, 一体机A电流, 一体机A切刀转速, 一体机A切刀电流, 一体机A机头温度, 一体机A机头压力 )) t
                <where>
                    <if test="beginTime !=null and endTime !=null">
                        time between #{beginTime} and #{endTime}
                    </if>
                </where>
           )
           SELECT  *
           FROM CTE
           WHERE row_num % #{timeInterval} = 0
           ORDER BY row_num;
    </select>

       <select id="queryParamData_B" resultType="com.haiwei.manage.domain.RecordRaramDataB">
           WITH CTE AS (
           SELECT ROW_NUMBER() OVER (ORDER BY time) AS row_num,*
                from (SELECT ee.point_name + info.PointName as pointname, ed.Data as data, CONVERT(varchar, ed.CreateTime, 120) time
                FROM EPointData ed
                right join EPointsInfo info on ed.PID = info.ID
                left join base_point_info ee on ee.objid = info.EID
                where info.Status = 1) a PIVOT (max(data) FOR pointname IN ( 一体机B转速, 一体机B电流, 一体机B切刀转速, 一体机B切刀电流, 一体机B机头温度, 一体机B机头压力 )) t
                <where>
                    <if test="beginTime !=null and endTime !=null">
                        time between #{beginTime} and #{endTime}
                    </if>
                </where>
           )
           SELECT  *
           FROM CTE
           WHERE row_num % #{timeInterval} = 0
           ORDER BY row_num;
    </select>




</mapper>