Doris修改表字段报错，求解

[oyx319]

doris版本： apache-doris-1.2.4.1
表结构：

修改表中的value列的字段长度报错

mysql> ALTER TABLE fact_page_views MODIFY COLUMN referrer VARCHAR(2048) DEFAULT NULL;
ERROR 1105 (HY000): errCode = 2, detailMessage = Can not change default value
mysql> ALTER TABLE fact_page_views MODIFY COLUMN referrer VARCHAR(1024);
ERROR 1105 (HY000): errCode = 2, detailMessage = Can not change default value
mysql> ALTER TABLE fact_page_views MODIFY COLUMN referrer VARCHAR(2048) replace DEFAULT NULL;
ERROR 1105 (HY000): errCode = 2, detailMessage = Can not assign aggregation method on column in Duplicate data model table: referrer

[bull020]

这是个base表还是一个视图？