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Posted to issues-all@impala.apache.org by "Tim Armstrong (Jira)" <ji...@apache.org> on 2020/08/06 23:03:00 UTC

[jira] [Resolved] (IMPALA-10023) Intelligently evict in-memory partitions for higher-cardinality partitioned top-N

     [ https://issues.apache.org/jira/browse/IMPALA-10023?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Armstrong resolved IMPALA-10023.
------------------------------------
    Resolution: Invalid

I'm going to do this in the first version of the patch

> Intelligently evict in-memory partitions for higher-cardinality partitioned top-N
> ---------------------------------------------------------------------------------
>
>                 Key: IMPALA-10023
>                 URL: https://issues.apache.org/jira/browse/IMPALA-10023
>             Project: IMPALA
>          Issue Type: Sub-task
>            Reporter: Tim Armstrong
>            Priority: Major
>
> The initial patch for IMPALA-9853 will have a placeholder policy for evicting in-memory partitions. We could be smarter and try to return partitions that are filtering input rows effectively.



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