1、试听课

2、收费网管课活动

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

@@ -611,7 +611,7 @@
             pg.name_,
             pg.user_id_,
             su.real_name_ teacher_name_,
-            GROUP_CONCAT(CONCAT(cs.class_date_, ' ', cs.start_class_time_)) courses_start_dates_,
+            GROUP_CONCAT(CONCAT(cs.class_date_, ' ', cs.start_class_time_) ORDER BY CONCAT( cs.class_date_, ' ', cs.start_class_time_ )) courses_start_dates_,
             pg.memo_
         FROM
             practice_group pg