exam-system/src/main/java/com/gkhy/exam/system/mapper/ExCourseChapterPeriodMapper.java
@@ -47,4 +47,11 @@ * @return */ int deletePeriodByChapterId(Long chapterId); /** * 根据课程id获取课时数量 * @param courseId * @return */ int selectCountByCourseId(Long courseId); }
