Hadoop Common
  1. Hadoop Common
  2. HADOOP-4230

Hive: GroupBy should not pass the whole row from mapper to reducer

    Details

    • Type: Improvement Improvement
    • Status: Closed
    • Priority: Blocker Blocker
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.19.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      We only need to pass fields that are needed.

      1. 127367-2.patch
        1.57 MB
        Joydeep Sen Sarma

        Activity

        Hide
        dhruba borthakur added a comment -

        I think this is a 0.19 release blocker.

        Show
        dhruba borthakur added a comment - I think this is a 0.19 release blocker.
        Hide
        Hadoop QA added a comment -

        +1 overall. Here are the results of testing the latest attachment
        http://issues.apache.org/jira/secure/attachment/12392461/127367-2.patch
        against trunk revision 706518.

        +1 @author. The patch does not contain any @author tags.

        +1 tests included. The patch appears to include 987 new or modified tests.

        +1 javadoc. The javadoc tool did not generate any warning messages.

        +1 javac. The applied patch does not increase the total number of javac compiler warnings.

        +1 findbugs. The patch does not introduce any new Findbugs warnings.

        +1 Eclipse classpath. The patch retains Eclipse classpath integrity.

        +1 core tests. The patch passed core unit tests.

        +1 contrib tests. The patch passed contrib unit tests.

        Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/testReport/
        Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
        Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/artifact/trunk/build/test/checkstyle-errors.html
        Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/console

        This message is automatically generated.

        Show
        Hadoop QA added a comment - +1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12392461/127367-2.patch against trunk revision 706518. +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 987 new or modified tests. +1 javadoc. The javadoc tool did not generate any warning messages. +1 javac. The applied patch does not increase the total number of javac compiler warnings. +1 findbugs. The patch does not introduce any new Findbugs warnings. +1 Eclipse classpath. The patch retains Eclipse classpath integrity. +1 core tests. The patch passed core unit tests. +1 contrib tests. The patch passed contrib unit tests. Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/artifact/trunk/build/test/checkstyle-errors.html Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3504/console This message is automatically generated.
        Hide
        dhruba borthakur added a comment -

        I just committed this. Thanks Ashish and Joydeep!

        Show
        dhruba borthakur added a comment - I just committed this. Thanks Ashish and Joydeep!
        Hide
        Hudson added a comment -
        Show
        Hudson added a comment - Integrated in Hadoop-trunk #640 (See http://hudson.zones.apache.org/hudson/job/Hadoop-trunk/640/ )

          People

          • Assignee:
            Ashish Thusoo
            Reporter:
            Zheng Shao
          • Votes:
            0 Vote for this issue
            Watchers:
            0 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development