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From "Jesus Camacho Rodriguez (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-23275) Represent UNBOUNDED in window functions in CBO correctly
Date Thu, 23 Apr 2020 04:41:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-23275?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jesus Camacho Rodriguez updated HIVE-23275:
-------------------------------------------
    Status: Patch Available  (was: In Progress)

> Represent UNBOUNDED in window functions in CBO correctly
> --------------------------------------------------------
>
>                 Key: HIVE-23275
>                 URL: https://issues.apache.org/jira/browse/HIVE-23275
>             Project: Hive
>          Issue Type: Improvement
>          Components: CBO
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Major
>         Attachments: HIVE-23275.patch
>
>
> Currently we use a bounded representation with bound set to Integer.MAX_VALUE, which
works correctly since that is the Hive implementation. However, Calcite has a specific boundary
class {{RexWindowBoundUnbounded}} that we should be using instead.



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