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https://issues.apache.org/jira/browse/HIVE-3629?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Phabricator updated HIVE-3629:
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Attachment: HIVE-3629.D6273.1.patch
navis requested code review of "HIVE-3629 [jira] Try bucket split more
localized by referencing block locations of small aliases".
Reviewers: JIRA
DPAL-1926 Try bucket split more localized by referencing block locations of
small aliases
Currently splits for SMBMapJoin does not concern about location of small
aliases. If all inputs could be on single server, joining would be more faster.
TEST PLAN
EMPTY
REVISION DETAIL
https://reviews.facebook.net/D6273
AFFECTED FILES
ql/src/java/org/apache/hadoop/hive/ql/exec/SMBMapJoinOperator.java
ql/src/java/org/apache/hadoop/hive/ql/io/BucketizedHiveInputFormat.java
ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMapRedUtils.java
ql/src/java/org/apache/hadoop/hive/ql/plan/BucketMapJoinContext.java
ql/src/java/org/apache/hadoop/hive/ql/plan/MapredWork.java
MANAGE HERALD DIFFERENTIAL RULES
https://reviews.facebook.net/herald/view/differential/
WHY DID I GET THIS EMAIL?
https://reviews.facebook.net/herald/transcript/14907/
To: JIRA, navis
> Try bucket split more localized by referencing block locations of small
> aliases
> -------------------------------------------------------------------------------
>
> Key: HIVE-3629
> URL: https://issues.apache.org/jira/browse/HIVE-3629
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Minor
> Attachments: HIVE-3629.D6273.1.patch
>
>
> Currently splits for SMBMapJoin does not concern about location of small
> aliases. If all inputs could be on single server, joining would be more
> faster.
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