<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.tcm.training.admin.live.mapper.HealthCourseMemberJoinRecordMapper">
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<select id="selectActiveCourseIdsByUserId" resultType="java.lang.Long">
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SELECT DISTINCT course_id
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FROM (
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SELECT course_id, joined_at, id
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FROM tcm_health_course_member_join_record
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WHERE app_user_id = #{appUserId}
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AND deleted = 0
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ORDER BY joined_at DESC, id DESC
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) t;
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</select>
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</mapper>
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