springboot整合mybatis

<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>2.1.0</version>
</dependency>

mybatis.mapper-locations=classpath:mapper/*.xml

@Mapper
public interface PersonMapper {
    
    public void insert(Person person);
    
    public List<Person> query();
    
}

<?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.demo.dao.mybatis.PersonMapper">
    
    <insert id="insert" parameterType="com.example.demo.bean.Person">
        insert into person(name,age) values(#{name},#{age})
    </insert>
    
    <select id="query" resultType="com.example.demo.bean.Person">
        select * from person
    </select>

</mapper>