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https://issues.apache.org/jira/browse/FLINK-14625?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Flink Jira Bot updated FLINK-14625:
-----------------------------------
Labels: auto-deprioritized-major auto-deprioritized-minor auto-unassigned
pull-request-available (was: auto-deprioritized-major auto-unassigned
pull-request-available stale-minor)
Priority: Not a Priority (was: Minor)
This issue was labeled "stale-minor" 7 days ago and has not received any
updates so it is being deprioritized. If this ticket is actually Minor, please
raise the priority and ask a committer to assign you the issue or revive the
public discussion.
> Eliminate cross join in multi join to reduce cost
> --------------------------------------------------
>
> Key: FLINK-14625
> URL: https://issues.apache.org/jira/browse/FLINK-14625
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Affects Versions: 1.9.1
> Reporter: Leonard Xu
> Priority: Not a Priority
> Labels: auto-deprioritized-major, auto-deprioritized-minor,
> auto-unassigned, pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> cross join always has higher cost than other joins, if we can eliminate
> cross join in multi join scene as much as possible，we can obtain better
> performance.
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