<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" 
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        "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> 
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<mapper namespace="com.ruoyi.procurementrecord.mapper.ProcurementPriceManagementMapper"> 
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    <select id="listPage" resultType="com.ruoyi.procurementrecord.pojo.ProcurementPriceManagement"> 
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        SELECT * FROM procurement_price_management 
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        <where> 
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            <if test="req.productName != null and req.productName != ''"> 
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                AND product_name like concat('%',#{req.productName},'%') 
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            </if> 
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            <if test="req.supplierName != null and req.supplierName != ''"> 
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                AND supplier_name = #{req.supplierName} 
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            </if> 
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        </where> 
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    </select> 
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</mapper> 
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