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【已解决】创建物化视图提示MergeOnWrite table can't create materialized view

Asked Jun 15, 2024 Modified Jun 19, 2024
Viewed 287
2.0

那是不是写时合并的表都不允许创建物化视图?

edited Jun 19, 2024
zzxiaoma33
asked Jun 15, 2024
1 Answers

是的。物化视图针对 Unique Key 数据模型,只能改变列顺序,不能起到聚合的作用,所以在 Unique Key 模型上不能通过创建物化视图的方式对数据进行粗粒度聚合操作。

可以参考尝试异步物化视图:https://doris.apache.org/zh-CN/docs/query/view-materialized-view/materialized-view

edited Jun 19, 2024
徐振超@SelectDB(可以直接加微信Faith_xzc)8286
answered Jun 16, 2024
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