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From "Jihoon Son (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (TAJO-483) Add getParentCount(), getParents(), getParent() functions to DirectedGraph
Date Wed, 08 Jan 2014 14:49:55 GMT

     [ https://issues.apache.org/jira/browse/TAJO-483?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jihoon Son updated TAJO-483:
----------------------------

    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

Hyunsik, thanks for your review.
You are right. I'll make a new issue to add a simple tree structure.

I committed the patch.

> Add getParentCount(), getParents(), getParent() functions to DirectedGraph
> --------------------------------------------------------------------------
>
>                 Key: TAJO-483
>                 URL: https://issues.apache.org/jira/browse/TAJO-483
>             Project: Tajo
>          Issue Type: Improvement
>    Affects Versions: 0.8-incubating
>            Reporter: Jihoon Son
>            Assignee: Jihoon Son
>         Attachments: TAJO-483.patch
>
>
> See the title.
> In the current implementation, DirectedGraph provides only getParent() because it assumes
that there is only one parent. However, multiple parents should be supported in DirectedGraph.



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