<?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="cn.iocoder.yudao.module.member.dal.mysql.activitytable.ActivityTableMapper">

    <!--
        一般情况下，尽可能使用 Mapper 进行 CRUD 增删改查即可。
        无法满足的场景，例如说多表关联查询，才使用 XML 编写 SQL。
        代码生成器暂时只生成 Mapper XML 文件本身，更多推荐 MybatisX 快速开发插件来生成查询。
        文档可见：https://www.iocoder.cn/MyBatis/x-plugins/
     -->

    <select id="countByActivityIds"  resultType="cn.iocoder.yudao.module.member.controller.admin.activitytable.vo.ActivityTableCountVO">
        SELECT
        activity_id AS activityId,
        COUNT(user_id) AS reserveNum
        FROM member_activity_table
        WHERE deleted = false
        AND activity_id IN
        <foreach item="id" collection="activityIds" open="(" separator="," close=")">
            #{id}
        </foreach>
        GROUP BY activity_id
    </select>
    
    <delete id="deleteByActivityId" >
        delete from member_activity_table where activity_id = #{activityId}
    </delete>

</mapper>