hive-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Phabricator (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2498) Group by operator doesnt estimate size of Timestamp & Binary data correctly
Date Wed, 11 Jan 2012 12:23:40 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-2498:
------------------------------

    Attachment: HIVE-2498.D1185.1.patch

ashutoshc requested code review of "HIVE-2498 [jira] Group by operator doesnt estimate size
of Timestamp & Binary data correctly".
Reviewers: JIRA

  https://issues.apache.org/jira/browse/HIVE-2498

  Better size estimate for timestamp and binary datatypes

  It currently defaults to default case and returns constant value, whereas we can do better
by getting actual size at runtime.

TEST PLAN
  EMPTY

REVISION DETAIL
  https://reviews.facebook.net/D1185

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/exec/GroupByOperator.java

MANAGE HERALD DIFFERENTIAL RULES
  https://reviews.facebook.net/herald/view/differential/

WHY DID I GET THIS EMAIL?
  https://reviews.facebook.net/herald/transcript/2463/

Tip: use the X-Herald-Rules header to filter Herald messages in your client.

                
> Group by operator doesnt estimate size of Timestamp & Binary data correctly
> ---------------------------------------------------------------------------
>
>                 Key: HIVE-2498
>                 URL: https://issues.apache.org/jira/browse/HIVE-2498
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.9.0
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-2498.D1185.1.patch, hive-2498.patch
>
>
> It currently defaults to default case and returns constant value, whereas we can do better
by getting actual size at runtime.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira

        

Mime
View raw message