fix

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

@@ -144,7 +144,6 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="studyStartTime" column="study_start_time"/>
         <result property="studyEndTime" column="study_end_time"/>
         <result property="studyCount" column="study_count"/>
-        <result property="rebuy" column="rebuy"/>
         <result property="orderGoodsId" column="order_goods_id"/>
         <result property="officialStatusNum" column="official_status_num"/>
         <result property="officialStatusTime" column="official_status_time"/>