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From "Vadim Zaliva (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-620) find Max Tuple by 1st field UDF (for piggybank)
Date Thu, 15 Jan 2009 22:45:59 GMT

     [ https://issues.apache.org/jira/browse/PIG-620?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vadim Zaliva updated PIG-620:
-----------------------------

    Attachment: MaxTupleBy1stField.java

implementation



> find Max Tuple by 1st field UDF (for piggybank)
> -----------------------------------------------
>
>                 Key: PIG-620
>                 URL: https://issues.apache.org/jira/browse/PIG-620
>             Project: Pig
>          Issue Type: New Feature
>          Components: impl
>    Affects Versions: types_branch
>            Reporter: Vadim Zaliva
>             Fix For: types_branch
>
>         Attachments: MaxTupleBy1stField.java
>
>
> This is simple UDF which takes bag of tuples and returns one with max. 1st column.
> It is fairly trivial but I have seen people asking for it. Detailed usage comments are
in Javadoc.

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