试卷学生返回班级名称

sexam/src/main/resources/mapper/exam/ESubjectBadstudentMapper.xml

@@ -3,8 +3,9 @@
 <mapper namespace="com.xhkjedu.sexam.mapper.exam.ESubjectBadstudentMapper">
     <!--试卷学生-->
     <select id="listStu" resultType="java.util.Map">
-        select es.classid,es.sstate,u.username,es.studentid
+        select es.classid,es.sstate,u.username,es.studentid,ec.classname
         from e_paper_student es left join t_user u on es.studentid = u.userid
+        left join e_class ec on es.examid = ec.examid and es.classid = ec.classid
         where es.esid=#{ei.esid}
         <if test="ei.sstate!=null">
             and es.sstate=#{ei.sstate}