smqjh/yami-shop-service/src/main/resources/mapper/PointsRechargeMapper.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.yami.shop.dao.PointsRechargeMapper">

    <select id="statisticsList" resultType="com.yami.shop.bean.vo.PointsRechargeVO">
        SELECT
        sum(points) AS totalPoints,
        count(id) AS totalUserCount,
        channel_name AS channelName,
        max(create_time) AS createTime
        FROM tz_points_recharge
        <where>
              <if test="pointsRecharge.channelId != null"> channel_id = #{pointsRecharge.channelId}</if>
            <if test="pointsRecharge.channelIdList != null and !pointsRecharge.channelIdList.isEmpty()">
                and channel_id  in
                <foreach collection="pointsRecharge.channelIdList" item="channelId" open="(" close=")" separator=",">
                    #{channelId}
                </foreach>
            </if>
        </where>
        GROUP BY channel_id, channel_name
        ORDER BY max(create_time) DESC
    </select>
</mapper>