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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-20787) MapJoinBytesTableContainer dummyRow case doesn't handle reuse
Date Tue, 13 Nov 2018 22:14:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-20787?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-20787:
------------------------------------
       Resolution: Fixed
    Fix Version/s: 4.0.0
           Status: Resolved  (was: Patch Available)

Committed to master; thanks for the review

> MapJoinBytesTableContainer dummyRow case doesn't handle reuse
> -------------------------------------------------------------
>
>                 Key: HIVE-20787
>                 URL: https://issues.apache.org/jira/browse/HIVE-20787
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>            Priority: Major
>             Fix For: 4.0.0
>
>         Attachments: HIVE-20787.01.patch, HIVE-20787.02.patch, HIVE-20787.patch
>
>
> Discovered while investigating some (probably) unrelated issue.
> MapJoinBytesTableContainer was not intended to be reused, but it looks like some code
might reuse it. If that happens, the dummyRow case will not work correctly (dummyRow is cleared
on first(), so another call to first() will behave differently).



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