体验人数，直接查student表

mec-biz/src/main/resources/config/mybatis/StudentMapper.xml

@@ -275,12 +275,19 @@
         FROM course_schedule_student_payment cssp
         LEFT JOIN course_schedule cs ON cs.id_ = cssp.course_schedule_id_ AND cs.teach_mode_ = 'ONLINE'
         LEFT JOIN student s ON s.user_id_ = cssp.user_id_
+        <if test="groupType != null and groupType==@com.ym.mec.biz.dal.enums.GroupType@PRACTICE">
+            LEFT JOIN practice_group pg ON cssp.music_group_id_ = pg.id_ AND cssp.group_type_ = 'PRACTICE'
+        </if>
         WHERE FIND_IN_SET(s.teacher_id_, #{teacherIds})
         AND cs.status_ IN ('NOT_START', 'UNDERWAY')
         AND (cs.is_lock_ IS NULL OR cs.is_lock_ = 0)
         <if test="groupType != null">
             AND cs.group_type_ = #{groupType,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler}
         </if>
+        <if test="groupType != null and groupType==@com.ym.mec.biz.dal.enums.GroupType@PRACTICE">
+            AND pg.group_status_ IN ('NORMAL', 'FINISH')
+            AND pg.buy_months_ >= 1
+        </if>
         GROUP BY s.teacher_id_
     </select>
     <select id="getPracticeAndVipNums" resultType="java.util.Map">