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https://issues.apache.org/jira/browse/HIVE-1644?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13023362#comment-13023362
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John Sichi commented on HIVE-1644:
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Looks good, I added a few minor comments and requests for followup creation.


> use filter pushdown for automatically accessing indexes
> -------------------------------------------------------
>
>                 Key: HIVE-1644
>                 URL: https://issues.apache.org/jira/browse/HIVE-1644
>             Project: Hive
>          Issue Type: Improvement
>          Components: Indexing
>    Affects Versions: 0.8.0
>            Reporter: John Sichi
>            Assignee: Russell Melick
>         Attachments: HIVE-1644.1.patch, HIVE-1644.10.patch, 
> HIVE-1644.11.patch, HIVE-1644.12.patch, HIVE-1644.13.patch, 
> HIVE-1644.14.patch, HIVE-1644.15.patch, HIVE-1644.2.patch, HIVE-1644.3.patch, 
> HIVE-1644.4.patch, HIVE-1644.5.patch, HIVE-1644.6.patch, HIVE-1644.7.patch, 
> HIVE-1644.8.patch, HIVE-1644.9.patch
>
>
> HIVE-1226 provides utilities for analyzing filters which have been pushed 
> down to a table scan.  The next step is to use these for selecting available 
> indexes and generating access plans for those indexes.

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