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From "Andrew Purtell (JIRA)" <>
Subject [jira] [Commented] (HIVE-4227) Add column level encryption to ORC files
Date Wed, 03 Apr 2013 00:15:15 GMT


Andrew Purtell commented on HIVE-4227:

bq. Yes if the code is available and provides the right API.

[~owen.omalley] HADOOP-9331 proposes and provides an API, and HADOOP-9332 provides a codec
implementing support for AES with optional hardware acceleration. This seems like an ideal
use case for using both. Should you have any proposed improvements to the API please don’t
hesitate to raise them on HADOOP-9331, where they will be promptly addressed. Likewise with
the AES codec, please don’t hesitate to raise those on HADOOP-9332.
> Add column level encryption to ORC files
> ----------------------------------------
>                 Key: HIVE-4227
>                 URL:
>             Project: Hive
>          Issue Type: New Feature
>            Reporter: Owen O'Malley
>              Labels: gsoc, gsoc2013
> It would be useful to support column level encryption in ORC files. Since each column
and its associated index is stored separately, encrypting a column separately isn't difficult.
In terms of key distribution, it would make sense to use an external server like the one in

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