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Posted to dev@pig.apache.org by "Daniel Dai (JIRA)" <ji...@apache.org> on 2011/01/20 23:23:44 UTC

[jira] Created: (PIG-1814) mapred.output.compress in SET statement does not work

mapred.output.compress in SET statement does not work
-----------------------------------------------------

                 Key: PIG-1814
                 URL: https://issues.apache.org/jira/browse/PIG-1814
             Project: Pig
          Issue Type: Bug
    Affects Versions: 0.8.0
            Reporter: Daniel Dai
            Assignee: Daniel Dai
             Fix For: 0.8.0


Setting output compression using "SET" in the script does not work:
SET mapred.output.compress true;
SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;

We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
SET output.compression.enabled true;
SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;

However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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[jira] [Updated] (PIG-1814) mapred.output.compress in SET statement does not work

Posted by "Daniel Dai (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daniel Dai updated PIG-1814:
----------------------------

    Attachment: PIG-1814-1.patch

> mapred.output.compress in SET statement does not work
> -----------------------------------------------------
>
>                 Key: PIG-1814
>                 URL: https://issues.apache.org/jira/browse/PIG-1814
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.9.0
>
>         Attachments: PIG-1814-1.patch
>
>
> Setting output compression using "SET" in the script does not work:
> SET mapred.output.compress true;
> SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
> SET output.compression.enabled true;
> SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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[jira] [Commented] (PIG-1814) mapred.output.compress in SET statement does not work

Posted by "Xuefu Zhang (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13024971#comment-13024971 ] 

Xuefu Zhang commented on PIG-1814:
----------------------------------

+1 patch looks good.

> mapred.output.compress in SET statement does not work
> -----------------------------------------------------
>
>                 Key: PIG-1814
>                 URL: https://issues.apache.org/jira/browse/PIG-1814
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.9.0
>
>         Attachments: PIG-1814-1.patch
>
>
> Setting output compression using "SET" in the script does not work:
> SET mapred.output.compress true;
> SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
> SET output.compression.enabled true;
> SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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[jira] [Updated] (PIG-1814) mapred.output.compress in SET statement does not work

Posted by "Olga Natkovich (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Olga Natkovich updated PIG-1814:
--------------------------------

    Fix Version/s:     (was: 0.8.0)
                   0.9.0

This issue has a very reasonable workaround - delaying till 0.9

> mapred.output.compress in SET statement does not work
> -----------------------------------------------------
>
>                 Key: PIG-1814
>                 URL: https://issues.apache.org/jira/browse/PIG-1814
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.9.0
>
>
> Setting output compression using "SET" in the script does not work:
> SET mapred.output.compress true;
> SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
> SET output.compression.enabled true;
> SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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[jira] [Commented] (PIG-1814) mapred.output.compress in SET statement does not work

Posted by "jiraposter@reviews.apache.org (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13024853#comment-13024853 ] 

jiraposter@reviews.apache.org commented on PIG-1814:
----------------------------------------------------


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/661/
-----------------------------------------------------------

Review request for pig.


Summary
-------

See PIG-1814


This addresses bug PIG-1814.
    https://issues.apache.org/jira/browse/PIG-1814


Diffs
-----

  http://svn.apache.org/repos/asf/pig/trunk/src/org/apache/pig/PigServer.java 1095577 
  http://svn.apache.org/repos/asf/pig/trunk/src/org/apache/pig/backend/hadoop/executionengine/mapReduceLayer/JobControlCompiler.java 1095577 
  http://svn.apache.org/repos/asf/pig/trunk/test/org/apache/pig/test/TestBZip.java 1095577 

Diff: https://reviews.apache.org/r/661/diff


Testing
-------

Test-patch:
     [exec] +1 overall.
     [exec]
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec]
     [exec]     +1 tests included.  The patch appears to include 3 new or modified tests.
     [exec]
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec]
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler warnings.
     [exec]
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec]
     [exec]     +1 release audit.  The applied patch does not increase the total number of release audit warnings.

Unit test:
    all pass


Thanks,

Daniel



> mapred.output.compress in SET statement does not work
> -----------------------------------------------------
>
>                 Key: PIG-1814
>                 URL: https://issues.apache.org/jira/browse/PIG-1814
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.9.0
>
>         Attachments: PIG-1814-1.patch
>
>
> Setting output compression using "SET" in the script does not work:
> SET mapred.output.compress true;
> SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
> SET output.compression.enabled true;
> SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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[jira] [Resolved] (PIG-1814) mapred.output.compress in SET statement does not work

Posted by "Daniel Dai (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daniel Dai resolved PIG-1814.
-----------------------------

      Resolution: Fixed
    Hadoop Flags: [Reviewed]

Patch committed to both trunk and 0.9 branch.

> mapred.output.compress in SET statement does not work
> -----------------------------------------------------
>
>                 Key: PIG-1814
>                 URL: https://issues.apache.org/jira/browse/PIG-1814
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.9.0
>
>         Attachments: PIG-1814-1.patch
>
>
> Setting output compression using "SET" in the script does not work:
> SET mapred.output.compress true;
> SET mapred.output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> We did some trick to make individual compression setting for multistore work. Instead of the above parameter, using the following works:
> SET output.compression.enabled true;
> SET output.compression.codec org.apache.hadoop.io.compress.GzipCodec;
> However, this is against intuition. We should use mapred.output.compress/mapred.output.compression.codec.

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