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Posted to issues@calcite.apache.org by "Kevin Risden (JIRA)" <ji...@apache.org> on 2019/02/27 20:02:00 UTC

[jira] [Updated] (CALCITE-1681) Provide a way to copy RelNode trees between clusters

     [ https://issues.apache.org/jira/browse/CALCITE-1681?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kevin Risden updated CALCITE-1681:
----------------------------------
    Labels: pull-request-available  (was: )

> Provide a way to copy RelNode trees between clusters
> ----------------------------------------------------
>
>                 Key: CALCITE-1681
>                 URL: https://issues.apache.org/jira/browse/CALCITE-1681
>             Project: Calcite
>          Issue Type: Improvement
>            Reporter: Remus Rusanu
>            Assignee: Remus Rusanu
>            Priority: Major
>              Labels: pull-request-available
>
> In Hive we cache materialized view plans and reuse the cached plans in queries. For this we need a way to do deep clone copy of a RelNode tree from one RelOptCluster to another.



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