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Posted to dev@hive.apache.org by "Zheng Shao (JIRA)" <ji...@apache.org> on 2010/02/26 09:46:28 UTC

[jira] Commented: (HIVE-1197) create a new input format where a mapper spans a file

    [ https://issues.apache.org/jira/browse/HIVE-1197?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12838763#action_12838763 ] 

Zheng Shao commented on HIVE-1197:
----------------------------------

Can you explain what does "a mapper spans a file" mean?


> create a new input format where a mapper spans a file
> -----------------------------------------------------
>
>                 Key: HIVE-1197
>                 URL: https://issues.apache.org/jira/browse/HIVE-1197
>             Project: Hadoop Hive
>          Issue Type: New Feature
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Siying Dong
>             Fix For: 0.6.0
>
>
> This will be needed for Sort merge joins.

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