<?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.css.simulation.resource.demo.mapper.TestMapper" > <resultMap id="TestVOMap" type="api.common.pojo.vo.demo.TestVO"> <id column="ID" property="id" jdbcType="VARCHAR" /> <result column="NAME" property="name" jdbcType="VARCHAR" /> <result column="AGE" property="age" jdbcType="INTEGER" /> </resultMap> <select id="getTestPageList" parameterType="api.common.pojo.param.demo.TestPageParam" resultMap="TestVOMap"> select id, name, age from test t <where> t.is_deleted = '0' <if test="name != null and name != ''"> and t.name like CONCAT('%',#{name,jdbcType=VARCHAR},'%') </if> order by create_time desc </where> </select> </mapper>