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 2021/01/13 06:27:37 UTC
[GitHub] [incubator-doris] HappenLee opened a new issue #5227: [Bug] Error close of channel of Bucket Shuffle Join cause query failed
HappenLee opened a new issue #5227:
URL: https://github.com/apache/incubator-doris/issues/5227
**Describe the bug**
Bucket shuffle join is a algorithm of joining two tables. Left table is distrubuted by a column. Right table sends the data to the left table for joining operation. It reduces the network cost. But when two table is only true bucket num lower bucket seq. Bucket shuffle join will fail.
**To Reproduce**
1. enable bucket shuffle join
```
set enable_bucket_shuffle_join=true
```
2. execute a sql
```
select * from dynamic_partition2 a join dynamic_partition_bucket2 b on a.k2 = b.k2 where a.k1=20201218 ;
```
3. see the error
----------------------------------------------------------------
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.
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] [incubator-doris] yangzhg closed issue #5227: [Bug] Error close of channel of Bucket Shuffle Join cause query failed
Posted by GitBox <gi...@apache.org>.
yangzhg closed issue #5227:
URL: https://github.com/apache/incubator-doris/issues/5227
----------------------------------------------------------------
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.
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