update

mec-biz/src/main/resources/config/mybatis/StudentManageDao.xml

@@ -239,7 +239,6 @@
 
     <sql id="studentManageAttendanceQueryCondition">
         <where>
-            CONCAT(cs.class_date_," ",cs.start_class_time_) &lt; NOW()
             <if test="studentId!=null">
                 and sa.user_id_=#{studentId}
             </if>