fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/course/vo/CourseModuleChapterVo.java

@@ -61,6 +61,9 @@ public class CourseModuleChapterVo {
 	@Excel(name = "章下面的节")
 	@ApiModelProperty("章下面的节")
 	private List<CourseChapterSectionVo> courseChapterSectionList;
-	@ApiModelProperty("节数量")
+	@ApiModelProperty("节数量" +
+			"" +
+			"" +
+			"")
 	private Integer sectionNum;
 }

zhongzheng-system/src/main/resources/mapper/modules/course/CourseModuleChapterMapper.xml

@@ -46,7 +46,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             cmc.id,
             cmc.module_id,
                (SELECT
-                    count( ccs.*) from course_chapter_section ccs where ccs.chapter_id = cc.chapter_id) as section_num
+                    count(ccs.section_id) from course_chapter_section ccs where ccs.chapter_id = cc.chapter_id) as section_num
         FROM
             course_module_chapter cmc
                 LEFT JOIN course_chapter cc ON cmc.chapter_id = cc.chapter_id