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Posted to issues@flink.apache.org by "Yunhong Zheng (Jira)" <ji...@apache.org> on 2022/12/12 06:00:00 UTC

[jira] [Updated] (FLINK-30368) Fix calcite method RelMdUtil$numDistinctVals() wrongly return zero if the method input domainSize much larger than numSelected

     [ https://issues.apache.org/jira/browse/FLINK-30368?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yunhong Zheng updated FLINK-30368:
----------------------------------
        Parent: FLINK-27583
    Issue Type: Sub-task  (was: Improvement)

> Fix calcite method RelMdUtil$numDistinctVals() wrongly return zero if the method input domainSize much larger than numSelected 
> -------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-30368
>                 URL: https://issues.apache.org/jira/browse/FLINK-30368
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Table SQL / Planner
>    Affects Versions: 1.17.0
>            Reporter: Yunhong Zheng
>            Priority: Major
>             Fix For: 1.17.0
>
>
> Fix calcite method RelMdUtil$numDistinctVals() wrongly return zero if the method input domainSize much larger than numSelected. This wrong zero value will affect the selection of join type。 



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