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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16791) Tez engine giving inaccurate results on SMB Map joins while map-join and shuffle join gets correct results
Date Tue, 25 Jul 2017 04:41:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16791?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16099486#comment-16099486
] 

Hive QA commented on HIVE-16791:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12871673/sample-data-query.txt

{color:red}ERROR:{color} -1 due to build exiting with an error

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/6124/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/6124/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-6124/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Tests exited with: NonZeroExitCodeException
Command 'bash /data/hiveptest/working/scratch/source-prep.sh' failed with exit status 1 and
output '+ date '+%Y-%m-%d %T.%3N'
2017-07-25 04:40:11.356
+ [[ -n /usr/lib/jvm/java-8-openjdk-amd64 ]]
+ export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
+ JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
+ export PATH=/usr/lib/jvm/java-8-openjdk-amd64/bin/:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
+ PATH=/usr/lib/jvm/java-8-openjdk-amd64/bin/:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
+ export 'ANT_OPTS=-Xmx1g -XX:MaxPermSize=256m '
+ ANT_OPTS='-Xmx1g -XX:MaxPermSize=256m '
+ export 'MAVEN_OPTS=-Xmx1g '
+ MAVEN_OPTS='-Xmx1g '
+ cd /data/hiveptest/working/
+ tee /data/hiveptest/logs/PreCommit-HIVE-Build-6124/source-prep.txt
+ [[ false == \t\r\u\e ]]
+ mkdir -p maven ivy
+ [[ git = \s\v\n ]]
+ [[ git = \g\i\t ]]
+ [[ -z master ]]
+ [[ -d apache-github-source-source ]]
+ [[ ! -d apache-github-source-source/.git ]]
+ [[ ! -d apache-github-source-source ]]
+ date '+%Y-%m-%d %T.%3N'
2017-07-25 04:40:11.359
+ cd apache-github-source-source
+ git fetch origin
>From https://github.com/apache/hive
   9a85331..88da238  master     -> origin/master
   2c7c92a..c37fdf9  branch-2   -> origin/branch-2
+ git reset --hard HEAD
HEAD is now at 9a85331 HIVE-17114: HoS: Possible skew in shuffling when data is not really
skewed (Rui reviewed by Chao)
+ git clean -f -d
Removing ql/src/test/queries/clientpositive/smb_join1.q
Removing ql/src/test/results/clientpositive/llap/smb_join1.q.out
+ git checkout master
Already on 'master'
Your branch is behind 'origin/master' by 4 commits, and can be fast-forwarded.
  (use "git pull" to update your local branch)
+ git reset --hard origin/master
HEAD is now at 88da238 HIVE-16222 : add a setting to disable row.serde for specific formats;
enable for others (Sergey Shelukhin, reviewed by Matt McCline)
+ git merge --ff-only origin/master
Already up-to-date.
+ date '+%Y-%m-%d %T.%3N'
2017-07-25 04:40:18.375
+ patchCommandPath=/data/hiveptest/working/scratch/smart-apply-patch.sh
+ patchFilePath=/data/hiveptest/working/scratch/build.patch
+ [[ -f /data/hiveptest/working/scratch/build.patch ]]
+ chmod +x /data/hiveptest/working/scratch/smart-apply-patch.sh
+ /data/hiveptest/working/scratch/smart-apply-patch.sh /data/hiveptest/working/scratch/build.patch
patch: **** Only garbage was found in the patch input.
patch: **** Only garbage was found in the patch input.
patch: **** Only garbage was found in the patch input.
fatal: unrecognized input
The patch does not appear to apply with p0, p1, or p2
+ exit 1
'
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12871673 - PreCommit-HIVE-Build

> Tez engine giving inaccurate results on SMB Map joins while map-join and shuffle join
gets correct results
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-16791
>                 URL: https://issues.apache.org/jira/browse/HIVE-16791
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive, HiveServer2
>            Reporter: Saumil Mayani
>            Assignee: Deepak Jaiswal
>         Attachments: sample-data-query.txt, sample-data.tar.gz-aa, sample-data.tar.gz-ab,
sample-data.tar.gz-ac, sample-data.tar.gz-ad
>
>
> SMB Join gives incorrect results. 
> {code}
> SMB-Join
> set hive.execution.engine=tez;
> set hive.enforce.sortmergebucketmapjoin=false;
> set hive.optimize.bucketmapjoin=true;
> set hive.optimize.bucketmapjoin.sortedmerge=true;
> set hive.auto.convert.sortmerge.join=true;
> set hive.auto.convert.join=true;
> set hive.auto.convert.join.noconditionaltask.size=500000;
> OK
> 2016	1	11999639
> 2016	2	18955110
> 2017	2	22217437
> Time taken: 92.647 seconds, Fetched: 3 row(s)
> {code}
> {code}
> MAP-JOIN
> set hive.execution.engine=tez;
> set hive.enforce.sortmergebucketmapjoin=false;
> set hive.optimize.bucketmapjoin=true;
> set hive.optimize.bucketmapjoin.sortedmerge=true;
> set hive.auto.convert.sortmerge.join=true;
> set hive.auto.convert.join=true;
> set hive.auto.convert.join.noconditionaltask.size=50000000;
> OK
> 2016	1	26586093
> 2016	2	17724062
> 2017	2	8862031
> Time taken: 17.49 seconds, Fetched: 3 row(s)
> {code}
> {code}
> Shuffle Join
> set hive.execution.engine=tez;
> set hive.enforce.sortmergebucketmapjoin=false;
> set hive.optimize.bucketmapjoin=true;
> set hive.optimize.bucketmapjoin.sortedmerge=true;
> set hive.auto.convert.sortmerge.join=false;
> set hive.auto.convert.join=false;
> set hive.auto.convert.join.noconditionaltask.size=50000000;
> OK
> 2016	1	26586093
> 2016	2	17724062
> 2017	2	8862031
> Time taken: 38.575 seconds, Fetched: 3 row(s)
> {code}



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