스프링 부트 Mybatis

DTO.Member class

@Data public class Member {     public @NotNull String name;     public @NotNull int age; }

Mapper.MemberMapper Interface

@Repository public interface MemberMapper {     public String insertMember(String name, int age) throws Exception;     public List<Member> selectMember(String name) throws Exception; }

MemberMapper.xml

<?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.example.projectName.Mapper.MemberMapper">     <insert id="insertMember" parameterType="com.example.projectName.DTO.Member">         INSERT INTO MEMBER (NAME, AGE) VALUES(#{name},#{age})     </insert>     <select id="selectMember" parameterType="string" resultType="com.example.projectName.DTO.Member">         SELECT * FROM MEMBER WHERE NAME=#{name}     </select> </mapper>