mhfire/mhfire-mapping/src/main/resources/mapper/mysql/DeviceMapper.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.bizmatics.mhfire.persistence.mapper.DeviceMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.bizmatics.mhfire.model.Device">
        <id column="id" property="id" />
        <result column="name" property="name" />
        <result column="code" property="code" />
        <result column="device_type" property="deviceType" />
        <result column="create_time" property="createTime" />
        <result column="longitude" property="longitude" />
        <result column="latitude" property="latitude" />
        <result column="device_flag" property="deviceFlag" />
        <result column="del_flag" property="delFlag" />
        <result column="firm" property="firm" />
        <result column="describe" property="describe" />
        <result column="address" property="address" />
        <result column="device_duty" property="deviceDuty" />
        <result column="property" property="property" />
    </resultMap>
    <select id="selectCollect" resultType="com.bizmatics.mhfire.persistence.mapper.vo.DeviceCollectVO">
        select d.device_type as deviceType,count(d.id) as deviceCount,count(da.id) as alertCount,
        count(if(d.device_flag = 1, 1, null)) as lineCount,
        (
        select
        ROUND(COUNT(CASE WHEN dd.device_flag=1 THEN dd.device_flag END)/COUNT(*),2) AS rate_a
        FROM device as dd
        where dd.device_type = d.device_type
        ) as lineRate,

        (
        select
        ROUND(COUNT(CASE WHEN dan.id != null THEN dan.id END)/COUNT(*),2) AS rate_a
        FROM device as dd
        left join device_alert as dan
        on dd.`code` = dan.device_code
        where dd.device_type = d.device_type
        ) as alertRate,

        (
        select
        ROUND(COUNT(CASE WHEN dan.aj_flag=3 THEN dan.aj_flag END)/COUNT(*),2)
        FROM device_aj as dan
        where dan.device_type = d.device_type
        ) as checkRate

        from device as d
        left join device_alert as da
        on d.code = da.device_code
        left join device_aj as aj
        on d.code = aj.device_code
        <where>
            <if test="deviceType != null and deviceType != ''">
                and d.device_type = #{deviceType}
            </if>
            <if test="deviceCode != null and deviceCode != ''">
                and d.code = #{deviceCode}
            </if>
            <if test="startTime != null and endTime != null ">
                and d.create_time between #{startTime} and #{endTime}
            </if>
        </where>
        GROUP BY d.device_type
    </select>
    <select id="selectCollectOne" resultType="com.bizmatics.mhfire.persistence.mapper.vo.DeviceCollectVO">
        select d.device_type as deviceType,count(d.id) as deviceCount,count(da.id) as alertCount,
        count(if(d.device_flag = 1, 1, null)) as lineCount,
        (
        select
        ROUND(COUNT(CASE WHEN dd.device_flag=1 THEN dd.device_flag END)/COUNT(*),2) AS rate_a
        FROM device as dd
        where dd.device_type = d.device_type
        ) as lineRate,

        (
        select
        ROUND(COUNT(CASE WHEN dan.id != null THEN dan.id END)/COUNT(*),2) AS rate_a
        FROM device as dd
        left join device_alert as dan
        on dd.`code` = dan.device_code
        where dd.device_type = d.device_type
        ) as alertRate,

        (
        select
        ROUND(COUNT(CASE WHEN dan.aj_flag=3 THEN dan.aj_flag END)/COUNT(*),2)
        FROM device_aj as dan
        where dan.device_type = d.device_type
        ) as checkRate

        from device as d
        left join device_alert as da
        on d.code = da.device_code
        left join device_aj as aj
        on d.code = aj.device_code
        <where>
            <if test="deviceType != null and deviceType != ''">
                and d.device_type = #{deviceType}
            </if>
            <if test="deviceCode != null and deviceCode != ''">
                and d.code = #{deviceCode}
            </if>
            <if test="startTime != null and endTime != null ">
                and d.create_time between #{startTime} and #{endTime}
            </if>
        </where>
    </select>

</mapper>