dtu/bootstrap/target/classes/mapper/iot/GroupPointMapper.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.iteaj.iboot.msn.iot.mapper.GroupPointMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.iteaj.iboot.msn.iot.entity.GroupPoint">
        <id column="id" property="id" />
        <result column="group_id" property="groupId" />
        <result column="signal_id" property="signalId" />
    </resultMap>

    <insert id="batchSaveGroupPoint">
        insert into iot_group_point (signal_id, group_id) values
        <foreach collection="list" item="item" separator=",">
            (#{item.signalId}, #{item.groupId})
        </foreach>
    </insert>
</mapper>