[jira] [Updated] (PIG-2353) RANK function like in SQL

["Allan Avendaño (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PIG-2353?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allan Avendaño updated PIG-2353:
--------------------------------

    Attachment: PIG-2353-2

Here, rank operator is fully implemented (rank, dense rank and row number), now I'm working on refactoring, tests and documentation. 

Looking forward to your comments.
                
> RANK function like in SQL
> -------------------------
>
>                 Key: PIG-2353
>                 URL: https://issues.apache.org/jira/browse/PIG-2353
>             Project: Pig
>          Issue Type: New Feature
>            Reporter: Gianmarco De Francisci Morales
>            Assignee: Allan Avendaño
>              Labels: gsoc2012, mentor
>         Attachments: PIG-2353-2, PIG2353.patch
>
>
> Implement a function that given a (sorted) bag adds to each tuple a unique, increasing identifier without gaps, like what RANK does for SQL.
> This is a candidate project for Google summer of code 2012. More information about the program can be found at https://cwiki.apache.org/confluence/display/PIG/GSoc2012

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