<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.by4cloud.platformx.device.mapper.DeviceLeasingLedgerItemMapper">
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<resultMap id="deviceLeasingLedgerItemMap" type="com.by4cloud.platformx.device.entity.DeviceLeasingLedgerItem">
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<id property="id" column="id"/>
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<result property="compId" column="comp_id"/>
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<result property="deviceCode" column="device_code"/>
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<result property="deviceId" column="device_id"/>
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<result property="deviceModels" column="device_models"/>
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<result property="deviceName" column="device_name"/>
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<result property="keyParameter" column="key_parameter"/>
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<result property="meteringUnit" column="metering_unit"/>
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<result property="num" column="num"/>
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<result property="createBy" column="create_by"/>
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<result property="createTime" column="create_time"/>
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<result property="updateBy" column="update_by"/>
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<result property="updateTime" column="update_time"/>
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<result property="delFlag" column="del_flag"/>
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</resultMap>
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<select id="selectDeviceNumByContractId" resultType="java.lang.Integer">
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select
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ifnull(sum(dlli.num),0)
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from
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device_leasing_ledger_item dlli
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where
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dlli.device_id = #{deviceId}
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and exists (
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select
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*
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from
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device_leasing_ledger dll
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where
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dll.contract_id = #{contractId}
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and dll.id = dlli.ledger_id )
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</select>
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</mapper>
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