fix

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

@@ -2638,6 +2638,9 @@
             <if test="updateTime != null ">
                 update_time=#{updateTime},
             </if>
+            <if test="sevenPushDate != null ">
+                seven_push_date=#{sevenPushDate},
+            </if>
         </set>
         where id = #{id}
     </update>