[jira] Commented: (HIVE-1734) Implement map_keys() and map_values() UDFs

["Carl Steinbach (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-1734?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12975330#action_12975330 ] 

Carl Steinbach commented on HIVE-1734:
--------------------------------------

@Eldon: Are you still working on this?

> Implement map_keys() and map_values() UDFs
> ------------------------------------------
>
>                 Key: HIVE-1734
>                 URL: https://issues.apache.org/jira/browse/HIVE-1734
>             Project: Hive
>          Issue Type: New Feature
>          Components: UDF
>    Affects Versions: 0.6.0
>            Reporter: Carl Steinbach
>            Assignee: Eldon Stegall
>         Attachments: MapKeys.java, MapValues.java
>
>
> Implement the following UDFs:
> <array> map_keys(<map>)
> and
> <array> map_values(<map>)
> map_keys() takes a map as input and returns an array consisting of the key values in the supplied map.
> Similarly, map_values() takes a map as input and returns an array containing the map value fields.

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