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From "Alexander Pivovarov (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-10159) HashTableSinkDesc and MapJoinDesc keyTblDesc can be replaced by JoinDesc.keyTableDesc
Date Tue, 31 Mar 2015 05:59:54 GMT

     [ https://issues.apache.org/jira/browse/HIVE-10159?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Alexander Pivovarov updated HIVE-10159:
---------------------------------------
    Attachment: HIVE-10159.1.patch

patch #1

> HashTableSinkDesc and MapJoinDesc keyTblDesc can be replaced by JoinDesc.keyTableDesc
> -------------------------------------------------------------------------------------
>
>                 Key: HIVE-10159
>                 URL: https://issues.apache.org/jira/browse/HIVE-10159
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Planning
>            Reporter: Alexander Pivovarov
>            Assignee: Alexander Pivovarov
>            Priority: Minor
>         Attachments: HIVE-10159.1.patch
>
>
> MapJoinDesc and HashTableSinkDesc are derived from JoinDesc
> HashTableSinkDesc and MapJoinDesc have keyTblDesc field.
> JoinDesc has keyTableDesc field.
> I think HashTableSinkDesc and MapJoinDesc can use superclass (JoinDesc) keyTableDesc
field instead of defining their own keyTblDesc.



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