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KJH

KJH

V2EX member #636697, joined on 2023-07-01 15:34:13 +08:00
Today's activity rank 16711
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KJH's recent replies
2 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@Oldletter #13 是啊。。很无语,好像存算分离的版本会高一些 3.多, 谢谢大佬哇
4 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@tchqiq 我试试
5 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@Oldletter 而且就算我执行了统计信息收集,通过 show table stats 查看了表的数据量确实能统计出来, 然后 profile 里面,对于这个增量表的统计数量依然是 0 ,不知道是不是这个版本的 bug 。
5 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@Oldletter RF 裁剪是默认关的,这个之前确认过没问题, 然后主键模型这个确实也考虑过,不过一直懒得改,抽时间我试下

然后手动注入这个我也考虑过,但是他有一个 update_rows ,就是每次我更新这个增量表后,这个 update_rows 也会变,当他大到一定程度以后,好像表的健康值就会下降,然后 CBO 判断就不会走 RF ,不过这个方案我也没试,不敢说有问题,抽时间我也试试

主要是 Doris 是托管的,他们最高的版本只有 2.1.7 ,无语了都。。

谢谢大佬
5 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@yaoyuan7571 不行 当表重新重建后,如果立刻执行表收集信息并且带了 with sync , 统计出来的还是 0
7 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
没大佬来哇 。。完啦
7 days ago
Replied to a topic by KJH 程序员 Doris 增量数据刷新方案
@BlueBing 没用阿里云
五一把只能跑 25km/h 的小电驴 换成了 能跑 50km/h 新电驴,感觉到通勤舒服多了。要是有车的话不敢想。
14 days ago
Replied to a topic by lambert97 广州 周末双休会选择去爬山吗?
@lambert97 #21 你是路人
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