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From "Phabricator (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-5276) Skip useless string encoding stage for hiveserver2
Date Mon, 21 Oct 2013 08:48:42 GMT

     [ https://issues.apache.org/jira/browse/HIVE-5276?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-5276:
------------------------------

    Attachment: D12879.3.patch

navis updated the revision "HIVE-5276 [jira] Skip useless string encoding stage for hiveserver2".

  Fixed possible IndexOutOfBoundsException in FetchTask

Reviewers: cwsteinbach, JIRA

REVISION DETAIL
  https://reviews.facebook.net/D12879

CHANGE SINCE LAST DIFF
  https://reviews.facebook.net/D12879?vs=40023&id=42033#toc

BRANCH
  HIVE-5276

ARCANIST PROJECT
  hive

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/Driver.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/DefaultFetchFormatter.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/ListSinkOperator.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/FetchFormatter.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/FetchTask.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/Operator.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/Task.java
  service/src/java/org/apache/hive/service/cli/operation/SQLOperation.java

To: JIRA, cwsteinbach, navis
Cc: cwsteinbach


> Skip useless string encoding stage for hiveserver2
> --------------------------------------------------
>
>                 Key: HIVE-5276
>                 URL: https://issues.apache.org/jira/browse/HIVE-5276
>             Project: Hive
>          Issue Type: Improvement
>          Components: HiveServer2
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Minor
>         Attachments: D12879.2.patch, D12879.3.patch, HIVE-5276.3.patch.txt, HIVE-5276.D12879.1.patch
>
>
> Current hiveserver2 acquires rows in string format which is used for cli output. Then
convert them into row again and convert to final format lastly. This is inefficient and memory
consuming. 



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