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https://issues.apache.org/jira/browse/HIVE-15057?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15675089#comment-15675089
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ASF GitHub Bot commented on HIVE-15057:
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GitHub user sunchao opened a pull request:
https://github.com/apache/hive/pull/115
HIVE-15057: Support other types of operators (other than SELECT)
Working In Progress. NOT ready for merge yet. Posted here for easier review.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sunchao/hive column-pruning
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/hive/pull/115.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #115
----
commit 4621f6d15f7fa1274a2f53de8890a3f09210ff95
Author: Chao Sun <sunc...@apache.org>
Date: 2016-10-25T22:49:22Z
HIVE-15057: Support other types of operators (other than SELECT)
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> Support other types of operators (other than SELECT)
> ----------------------------------------------------
>
> Key: HIVE-15057
> URL: https://issues.apache.org/jira/browse/HIVE-15057
> Project: Hive
> Issue Type: Sub-task
> Components: Logical Optimizer, Physical Optimizer
> Reporter: Chao Sun
> Assignee: Chao Sun
> Attachments: HIVE-15057.wip.patch
>
>
> Currently only SELECT operators are supported for nested column pruning. We
> should add support for other types of operators so the optimization can work
> for complex queries.
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