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From "Laljo John Pullokkaran (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-7814) CBO: Predicate Push Down Enhancements
Date Wed, 27 Aug 2014 18:35:59 GMT

    [ https://issues.apache.org/jira/browse/HIVE-7814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14112611#comment-14112611
] 

Laljo John Pullokkaran commented on HIVE-7814:
----------------------------------------------

Enhancements:
1. PPD to keep pushing predicates as long as possible
2. Push Predicate through Project/Select, Union All
3. Merge Filters
4. Remove trivial Project/Select operator
5. Simplify Join (outer to inner)

> CBO: Predicate Push Down Enhancements
> -------------------------------------
>
>                 Key: HIVE-7814
>                 URL: https://issues.apache.org/jira/browse/HIVE-7814
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Laljo John Pullokkaran
>            Assignee: Laljo John Pullokkaran
>




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