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Posted to issues-all@impala.apache.org by "ASF subversion and git services (Jira)" <ji...@apache.org> on 2026/08/27 15:22:00 UTC
[jira] [Commented] (IMPALA-13534) Support runtime filters on CTE consumer nodes
[ https://issues.apache.org/jira/browse/IMPALA-13534?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18108872#comment-18108872 ]
ASF subversion and git services commented on IMPALA-13534:
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Commit 2c19daae64a9d2b611647a8574675a62444a19cc in impala's branch refs/heads/master from Michael Smith
[ https://gitbox.apache.org/repos/asf?p=impala.git;h=2c19daae6 ]
IMPALA-13534: Implement runtime filters on CTEs
Forwards runtime filters to CTE consumers, and connects runtime filters
within CTE subqueries. Avoids pushing filters through CTE producers as
the filters may differ for different consumer exchanges.
Change-Id: Ic877fb590187826f828da6a27bf274465c381e8e
Reviewed-on: http://gerrit.cloudera.org:8080/24657
Reviewed-by: Joe McDonnell <jo...@cloudera.com>
Tested-by: Impala Public Jenkins <im...@cloudera.com>
> Support runtime filters on CTE consumer nodes
> ---------------------------------------------
>
> Key: IMPALA-13534
> URL: https://issues.apache.org/jira/browse/IMPALA-13534
> Project: IMPALA
> Issue Type: Sub-task
> Components: Backend, Frontend
> Reporter: Michael Smith
> Assignee: Michael Smith
> Priority: Major
>
> For joins, we create runtime filters that are sent from the build side to the probe side to do some early filtering of results of a scan. With shared CTEs, the consumers may not receive the same runtime filters, so we can't forward them all the way to the scans, but we should be able to apply them to the CTE consumer results. Implement support for connecting runtime filters to CTE consumers.
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