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From "Owen O'Malley (JIRA)" <>
Subject [jira] [Updated] (HIVE-4579) Create a SARG interface for RecordReaders
Date Thu, 23 May 2013 18:34:30 GMT


Owen O'Malley updated HIVE-4579:

    Attachment: h-4579.patch

A patch with the interface for the SARGs.
> Create a SARG interface for RecordReaders
> -----------------------------------------
>                 Key: HIVE-4579
>                 URL:
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>         Attachments: h-4579.patch, pushdown.pdf
> I think we should create a SARG ( interface for
RecordReaders. For a first pass, I'll create an API that uses the value stored in
> The desire is to define an simpler interface that the direct AST expression that is provided
by so that the code to evaluate expressions can be generalized
instead of put inside a particular RecordReader.

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