1、 报表中心新增学员小课记录导出

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

@@ -198,7 +198,7 @@
 		<if test="groupType == 'PRACTICE'">
 			AND (practice_group_id_ = #{groupId} OR give_practice_group_id_ = #{groupId})
 		</if>
-		<if test="studentId ！= null">
+		<if test="studentId != null">
 			AND user_id_ = #{studentId}
 		</if>
 		LIMIT 1