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Posted to dev@hive.apache.org by "Carl Steinbach (JIRA)" <ji...@apache.org> on 2011/02/01 08:30:29 UTC

[jira] Commented: (HIVE-1735) Extend Explode UDTF to handle Maps

    [ https://issues.apache.org/jira/browse/HIVE-1735?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12989074#comment-12989074 ] 

Carl Steinbach commented on HIVE-1735:
--------------------------------------

+1. Will commit if tests pass.

> Extend Explode UDTF to handle Maps
> ----------------------------------
>
>                 Key: HIVE-1735
>                 URL: https://issues.apache.org/jira/browse/HIVE-1735
>             Project: Hive
>          Issue Type: New Feature
>          Components: UDF
>            Reporter: Carl Steinbach
>            Assignee: Jonathan Natkins
>         Attachments: HIVE-1735.1.patch
>
>
> The explode() UDTF currently only accepts arrays as input. We should modify it
> so that it can also handle map inputs, in which case it will output two columns
> corresponding to the key and value fields.

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