fix bug

rankin-product-service/src/main/java/cn/rankin/productservice/repository/CourseSubRelationRepository.java

@@ -14,7 +14,7 @@ public interface CourseSubRelationRepository extends BasicJpaRepository<CourseSu
     List<CourseSubRelation> findByCourseId(String courseId);
 
 
-    @Query(value = "select r from p_course_sub_relation r where r.course_id = :courseId and r.status = 0 order by r.sort limit 1", nativeQuery = true)
+    @Query(value = "select r.* from p_course_sub_relation r where r.course_id = :courseId and r.status = 0 order by r.sort limit 1", nativeQuery = true)
     CourseSubRelation findFirstByCourseIdOrderBySort(@Param("courseId") String courseId);
 
     @Query(value = "select r from CourseSubRelation r where r.courseId = :courseId and r.status = :status order by r.sort")