[
https://issues.apache.org/jira/browse/HIVE-1348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Carl Steinbach updated HIVE-1348:
---------------------------------
Fix Version/s: 0.6.0
Component/s: Query Processor
> Moving inputFileChanged() from ExecMapper to where it is needed
> ---------------------------------------------------------------
>
> Key: HIVE-1348
> URL: https://issues.apache.org/jira/browse/HIVE-1348
> Project: Hadoop Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Ning Zhang
> Assignee: He Yongqiang
> Fix For: 0.6.0
>
> Attachments: hive-1348.1.patch, hive-1348.2.patch, hive-1348.3.patch,
> HIVE-1348.4.patch, HIVE-1348.5.patch
>
>
> inputFileChanged() is only needed for Bucketed sort merge map join. It should
> not be put in ExecMapper.map() where all code paths will hit this function.
> This function is quite expensive since JobConf look up is a hash table look
> up.
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
