update

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

@@ -3343,7 +3343,7 @@
     <select id="queryRemainCourseTypeDuration" resultMap="RemainCourseTypeDurationDto">
         SELECT cs.type_ course_type_,SUM(TIMESTAMPDIFF(MINUTE,STR_TO_DATE(concat(cs.class_date_,' ',cs.start_class_time_),'%Y-%m-%d %H:%i:%s'), 
         STR_TO_DATE(concat(cs.class_date_,' ',cs.end_class_time_),'%Y-%m-%d %H:%i:%s'))) remain_minutes_ 
-		from course_schedule cs where cs.class_group_id_ in (#{classgroupId}) and cs.status_ = 'NOT_START' group by cs.type_
+		from course_schedule cs where FIND_IN_SET(cs.class_group_id_,#{classgroupId}) and cs.status_ = 'NOT_START' group by cs.type_
     </select>
 
 </mapper>