You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2022/10/22 12:25:46 UTC
[GitHub] [doris] caiconghui opened a new pull request, #13577: [doc](random_sink) Add some doc content about random sink
caiconghui opened a new pull request, #13577:
URL: https://github.com/apache/doris/pull/13577
# Proposed changes
Issue Number: close #xxx
## Problem summary
Describe your changes.
## Checklist(Required)
1. Does it affect the original behavior:
- [ ] Yes
- [ ] No
- [ ] I don't know
2. Has unit tests been added:
- [ ] Yes
- [ ] No
- [ ] No Need
3. Has document been added or modified:
- [ ] Yes
- [ ] No
- [ ] No Need
4. Does it need to update dependencies:
- [ ] Yes
- [ ] No
5. Are there any changes that cannot be rolled back:
- [ ] Yes (If Yes, please explain WHY)
- [ ] No
## Further comments
If this is a relatively large or complex change, kick off the discussion at [dev@doris.apache.org](mailto:dev@doris.apache.org) by explaining why you chose the solution you did and what alternatives you considered, etc...
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org
[GitHub] [doris] github-actions[bot] commented on pull request #13577: [doc](random_sink) Add some doc content about random sink
Posted by GitBox <gi...@apache.org>.
github-actions[bot] commented on PR #13577:
URL: https://github.com/apache/doris/pull/13577#issuecomment-1287984603
PR approved by at least one committer and no changes requested.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org
[GitHub] [doris] github-actions[bot] commented on pull request #13577: [doc](random_sink) Add some doc content about random sink
Posted by GitBox <gi...@apache.org>.
github-actions[bot] commented on PR #13577:
URL: https://github.com/apache/doris/pull/13577#issuecomment-1287984612
PR approved by anyone and no changes requested.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org
[GitHub] [doris] morningman commented on a diff in pull request #13577: [doc](random_sink) Add some doc content about random sink
Posted by GitBox <gi...@apache.org>.
morningman commented on code in PR #13577:
URL: https://github.com/apache/doris/pull/13577#discussion_r1002617472
##########
docs/zh-CN/docs/data-table/data-partition.md:
##########
@@ -338,12 +338,18 @@ Doris 支持两层的数据划分。第一层是 Partition，支持 Range 和 Li
> 注：表的数据量可以通过 [`SHOW DATA`](../sql-manual/sql-reference/Show-Statements/SHOW-DATA.md) 命令查看，结果除以副本数，即表的数据量。
+4. **关于 Random Distribution 的设置以及使用场景。**
+ - 如果 OLAP 表没有更新类型的字段，将表的数据分桶模式设置为 RANDOM，则可以避免严重的数据倾斜。
Review Comment:
这里加一下 random distribution 的原理说明吧。比如设置random 后，数据是“如何”被指定到“哪一个”tablet的。
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org
[GitHub] [doris] hello-stephen commented on pull request #13577: [doc](random_sink) Add some doc content about random sink
Posted by GitBox <gi...@apache.org>.
hello-stephen commented on PR #13577:
URL: https://github.com/apache/doris/pull/13577#issuecomment-1287782751
TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 37.77 seconds
load time: 563 seconds
storage size: 17154887249 Bytes
https://doris-community-test-1308700295.cos.ap-hongkong.myqcloud.com/tmp/20221022205156_clickbench_pr_32760.html
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org
[GitHub] [doris] morningman merged pull request #13577: [doc](random_sink) Add some doc content about random sink
Posted by GitBox <gi...@apache.org>.
morningman merged PR #13577:
URL: https://github.com/apache/doris/pull/13577
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org