<?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.pz.system.mapper.IncomeMapper"> <select id="selectCompanyIncome" resultType="com.pz.merchant.domain.vo.CompanyIncomeVo"> select partner_trade_no, amount, remark, update_time from income <where> user_type = 2 <if test="ew.emptyOfWhere == false"> and ${ew.sqlSegment} </if> </where> </select> </mapper>