bug修复

src/main/resources/mapper/courseTable/SecondCourseMapper.xml

@@ -4,7 +4,7 @@
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.xjrsoft.module.courseTable.mapper.SecondCourseMapper">
     <select id="getPage" parameterType="com.xjrsoft.module.courseTable.dto.SecondCoursePageDto" resultType="com.xjrsoft.module.courseTable.vo.SecondCoursePageVo">
-        SELECT t1.id,t2.name AS semester_name,t1.name,t1.place,t1.content,t1.teacher_name,t1.status,
+        SELECT t1.id,t2.name AS semester_name,t1.name,t1.place,t1.content,t1.teacher_name,t1.status,t1.cover_id,
         (SELECT COUNT(*) FROM second_course_enroll WHERE delete_mark = 0 AND second_course_id = t1.id) AS enroll_count,
         ifnull((SELECT COUNT(*) FROM second_course_enroll WHERE delete_mark = 0 AND second_course_id = t1.id and user_id = #{dto.userId}), 0) AS enroll_status FROM second_course t1
         LEFT JOIN base_semester t2 ON t1.base_semester_id = t2.id