<?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.yuanchu.limslaboratory.mapper.MaterialMapper">
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<select id="selectMaterialLimit" resultType="Map">
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select id, code, name
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from lims_laboratory.material
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where state = 1
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and type = #{type}
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order by create_time desc
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limit #{num1}, #{num2}
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</select>
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<select id="selectMaterialById" resultType="Map">
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select m.id,
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m.num,
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m.supplier,
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m.name,
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m.location,
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m.batch,
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m.reel_number reelNumber,
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concat(s.name, '/', sn.name) specificationSerialNum,
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s.voltage_level voltageLevel,
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s.cross_section crossSection,
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s.number_of_cores numberOfCores,
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s.instruct
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from lims_laboratory.material m,
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lims_laboratory.specifications s,
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lims_laboratory.serial_number sn
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where m.specifications_id = s.id
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and s.serial_id = sn.id
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and m.id = #{materialId}
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</select>
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<resultMap id="OneLevelTreeMap" type="Map">
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<id property="id" column="materialId"/>
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<result property="name" column="materialName"/>
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<collection property="children" resultMap="TwoLevelTreeMap" javaType="List"/>
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</resultMap>
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<resultMap id="TwoLevelTreeMap" type="Map">
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<id property="id" column="standardId"/>
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<result property="name" column="standardName"/>
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<collection property="children" resultMap="ThreeLevelTreeMap" javaType="List"/>
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</resultMap>
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<resultMap id="ThreeLevelTreeMap" type="Map">
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<id property="id" column="specificationsId"/>
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<result property="name" column="specificationsName"/>
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<collection property="children" resultMap="FourLevelTreeMap" javaType="List"/>
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</resultMap>
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<resultMap id="FourLevelTreeMap" type="Map">
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<id property="id" column="productId"/>
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<result property="name" column="productName"/>
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</resultMap>
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<select id="FourTree" resultMap="OneLevelTreeMap">
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SELECT m.`id` materialId, m.`name` materialName, s.`id` standardId, s.`name` standardName,
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f.`id` specificationsId, f.`name` specificationsName, p.`id` productId, p.`name` productName
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FROM material m
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LEFT JOIN (SELECT s.`id`, s.`name`, s.`material_id` FROM standard s WHERE s.`state` = 1) s ON m.id =
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s.`material_id`
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LEFT JOIN (SELECT f.`id`, f.`name`, f.`standard_id` FROM specifications f WHERE f.`state` = 1
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<if test="specificationsName != null and specificationsName != ''">
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AND f.`name` = #{specificationsName}
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</if>
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) f ON s.`id` = f.`standard_id`
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LEFT JOIN (SELECT p.`id`, p.`name`, p.`specifications_id` FROM product p WHERE p.`state` = 1) p ON f.`id` =
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p.`specifications_id`
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WHERE m.`state` = 1
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</select>
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</mapper>
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