fix 合并

zhongzheng-system/src/main/resources/mapper/modules/grade/ClassGradeUserMapper.xml

@@ -633,7 +633,7 @@
 
     <select id="listperiodChapter" parameterType="map" resultMap="ClassPeriodChapterVo">
         SELECT
-          ccs.sort,
+        cmc.sort,
         cc.chapter_id as id,
         cm.course_id,
         ( SELECT u.realname FROM `user` u WHERE 1=1 <if test="userId != null and userId !='' ">