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Posted to dev@hive.apache.org by "Navis (JIRA)" <ji...@apache.org> on 2012/07/17 13:46:34 UTC
[jira] [Commented] (HIVE-3219) BucketizedHiveInputFormat should be
automatically used with SMBJoin
[ https://issues.apache.org/jira/browse/HIVE-3219?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13416110#comment-13416110 ]
Navis commented on HIVE-3219:
-----------------------------
Isn't it possible to someone want to override BucketizedHiveInputFormat?
> BucketizedHiveInputFormat should be automatically used with SMBJoin
> -------------------------------------------------------------------
>
> Key: HIVE-3219
> URL: https://issues.apache.org/jira/browse/HIVE-3219
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Affects Versions: 0.10.0
> Reporter: Navis
> Assignee: Navis
> Priority: Trivial
> Attachments: HIVE-3219.1.patch.txt
>
>
> For SMBJoin, BucketizedHiveInputFormat should(could?) be used with set command.
> {noformat}
> set hive.input.format = org.apache.hadoop.hive.ql.io.BucketizedHiveInputFormat;
> {noformat}
> But this affects all of the MR taks in a query, which might not be intended.
> With some configuration, it should be automatically configured only for MR tasks which contains SMBJoin.
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