1、添加教务老师字段

2、布置作业

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

@@ -173,7 +173,7 @@
 		SELECT
 			cs.id_ course_homework_id_,
 			ch.content_,
-			ch.create_time_,
+			cs.class_date_ create_time_,
 			DATE_FORMAT(ch.create_time_,'%Y-%m-%d') 'day_',
 			ch.expect_num_,
 			ch.completed_num_,