[
https://issues.apache.org/jira/browse/HIVE-7283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Harish Butani updated HIVE-7283:
--------------------------------
Attachment: HIVE-7283.2.patch
> CBO: plumb in HepPlanner and FieldTrimmer(ColumnPruner) into Optiq based
> planning
> ---------------------------------------------------------------------------------
>
> Key: HIVE-7283
> URL: https://issues.apache.org/jira/browse/HIVE-7283
> Project: Hive
> Issue Type: Sub-task
> Components: Query Processor
> Reporter: Harish Butani
> Assignee: Harish Butani
> Attachments: HIVE-7283.1.patch, HIVE-7283.2.patch
>
>
> 1.
> HepPlanner initially used for:
> - Predicate Pushdown
> - Transitive Predicate inference
> - Partition Pruning
> 2. Use Optiq's FieldTrimmer for ColumnPruner
> To begin with the rules are copies of Optiq base rules. Once Optiq is
> refactored to work on Base RelNode classes, the copied rules will be removed.
--
This message was sent by Atlassian JIRA
(v6.2#6252)
