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doris中distinct的应用

Asked Nov 15, 2024 Modified Jan 1, 0001
Viewed 32
2.1

doris在unique模式下,使用insert into导入数据时,为什么不能使用distinct on按照主键去重?除了开窗函数,还有什么好的方法可以代替?

edited Jan 1, 0001
zhuixun_yudi1
asked Nov 15, 2024
1 Answers

unique模型下,你这个insert into的时候,如果是有主键重复的话,他会覆盖旧数据的
https://doris.apache.org/zh-CN/docs/table-design/data-model/unique

edited Jan 1, 1970
徐振超@SelectDB7221
answered Nov 15, 2024
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