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Posted to dev@hive.apache.org by "Zheng Shao (JIRA)" <ji...@apache.org> on 2009/05/01 10:45:31 UTC

[jira] Updated: (HIVE-420) Support regular expressions for column in select clause

     [ https://issues.apache.org/jira/browse/HIVE-420?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zheng Shao updated HIVE-420:
----------------------------

    Attachment: HIVE-420.1.patch

This patch contains HIVE-466.1.patch since that's not committed yet.
It added the capability of specifying columns using regex.


> Support regular expressions for column in select clause
> -------------------------------------------------------
>
>                 Key: HIVE-420
>                 URL: https://issues.apache.org/jira/browse/HIVE-420
>             Project: Hadoop Hive
>          Issue Type: New Feature
>          Components: Query Processor
>    Affects Versions: 0.2.0, 0.3.0, 0.3.1, 0.4.0
>            Reporter: Prasad Chakka
>            Priority: Minor
>         Attachments: HIVE-420.1.patch
>
>
> support queries like `select a.[^ds] from a where a.ds='2009-09-09'` which are useful when there are humongous number of columns in a table and want to select all columns except the partitions columns. 

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