[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-26 Thread Wei Zhang (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16873270#comment-16873270
 ] 

Wei Zhang commented on HIVE-21915:
--

Added the test. Can you help to review the code and test? Thanks![~vgarg]

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch, HIVE-21915.04.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-26 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16873200#comment-16873200
 ] 

Hive QA commented on HIVE-21915:




Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12972924/HIVE-21915.04.patch

{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.

{color:green}SUCCESS:{color} +1 due to 16341 tests passed

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/17747/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/17747/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-17747/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12972924 - PreCommit-HIVE-Build

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch, HIVE-21915.04.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-26 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16873160#comment-16873160
 ] 

Hive QA commented on HIVE-21915:


| (/) *{color:green}+1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  1m 
49s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  7m 
 9s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m  
2s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
41s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m  
0s{color} | {color:blue} ql in master has 2253 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
56s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
28s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
26s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m  
6s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m  
6s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
39s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m 
11s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
59s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
14s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 25m  7s{color} | 
{color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  javac  javadoc  findbugs  checkstyle  compile  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-17747/dev-support/hive-personality.sh
 |
| git revision | master / 967a1cc |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: ql itests U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-17747/yetus.txt |
| Powered by | Apache Yetushttp://yetus.apache.org |


This message was automatically generated.



> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch, HIVE-21915.04.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-25 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16872828#comment-16872828
 ] 

Hive QA commented on HIVE-21915:




Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12972865/HIVE-21915.03.patch

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

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/17739/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/17739/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-17739/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Tests exited with: Exception: Patch URL 
https://issues.apache.org/jira/secure/attachment/12972865/HIVE-21915.03.patch 
was found in seen patch url's cache and a test was probably run already on it. 
Aborting...
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12972865 - PreCommit-HIVE-Build

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-25 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16872490#comment-16872490
 ] 

Hive QA commented on HIVE-21915:




Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12972865/HIVE-21915.03.patch

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

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/17730/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/17730/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-17730/

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'
2019-06-25 16:17:41.035
+ [[ -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-17730/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'
2019-06-25 16:17:41.039
+ cd apache-github-source-source
+ git fetch origin
>From https://github.com/apache/hive
   84b5ba7..18a5dcb  master -> origin/master
+ git reset --hard HEAD
HEAD is now at 84b5ba7 HIVE-21913: GenericUDTFGetSplits should handle usernames 
in the same way as LLAP (Prasanth Jayachandran reviewed by Jason Dere)
+ git clean -f -d
Removing standalone-metastore/metastore-server/src/gen/
+ git checkout master
Already on 'master'
Your branch is behind 'origin/master' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
+ git reset --hard origin/master
HEAD is now at 18a5dcb HIVE-21857: Sort conditions in a filter predicate to 
accelerate query processing (Jesus Camacho Rodriguez, reviewed by Vineet Garg)
+ git merge --ff-only origin/master
Already up-to-date.
+ date '+%Y-%m-%d %T.%3N'
2019-06-25 16:17:43.315
+ rm -rf ../yetus_PreCommit-HIVE-Build-17730
+ mkdir ../yetus_PreCommit-HIVE-Build-17730
+ git gc
+ cp -R . ../yetus_PreCommit-HIVE-Build-17730
+ mkdir /data/hiveptest/logs/PreCommit-HIVE-Build-17730/yetus
+ 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
error: a/itests/src/test/resources/testconfiguration.properties: does not exist 
in index
error: a/ql/src/java/org/apache/hadoop/hive/ql/parse/GenTezUtils.java: does not 
exist in index
error: patch failed: itests/src/test/resources/testconfiguration.properties:339
Falling back to three-way merge...
Applied patch to 'itests/src/test/resources/testconfiguration.properties' with 
conflicts.
Going to apply patch with: git apply -p1
error: patch failed: itests/src/test/resources/testconfiguration.properties:339
Falling back to three-way merge...
Applied patch to 'itests/src/test/resources/testconfiguration.properties' with 
conflicts.
U itests/src/test/resources/testconfiguration.properties
+ result=1
+ '[' 1 -ne 0 ']'
+ rm -rf yetus_PreCommit-HIVE-Build-17730
+ exit 1
'
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12972865 - PreCommit-HIVE-Build

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW

[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-25 Thread Wei Zhang (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16872385#comment-16872385
 ] 

Wei Zhang commented on HIVE-21915:
--

UPDATE:

We have to set hive.merge.tezfiles=true; to reproduce this issue, and updated 
the test case to turn on file merge.

In our settings, hive.merge.tezfiles defaults to true. Ignored this factor 
before.

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch, 
> HIVE-21915.03.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-25 Thread Wei Zhang (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16872122#comment-16872122
 ] 

Wei Zhang commented on HIVE-21915:
--

Have reproduced this issue with hive test dataset and added a query test in the 
new patch.

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch, HIVE-21915.02.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



--
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(v7.6.3#76005)

[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-24 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16871688#comment-16871688
 ] 

Hive QA commented on HIVE-21915:




Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12972724/HIVE-21915.01.patch

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

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/17711/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/17711/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-17711/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Tests exited with: Exception: Patch URL 
https://issues.apache.org/jira/secure/attachment/12972724/HIVE-21915.01.patch 
was found in seen patch url's cache and a test was probably run already on it. 
Aborting...
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12972724 - PreCommit-HIVE-Build

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-24 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16871686#comment-16871686
 ] 

Hive QA commented on HIVE-21915:




Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12972724/HIVE-21915.01.patch

{color:red}ERROR:{color} -1 due to no test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 1 failed/errored test(s), 16339 tests 
executed
*Failed tests:*
{noformat}
org.apache.hive.service.TestDFSErrorHandling.testAccessDenied (batchId=272)
{noformat}

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/17710/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/17710/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-17710/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 1 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12972724 - PreCommit-HIVE-Build

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-24 Thread Hive QA (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16871562#comment-16871562
 ] 

Hive QA commented on HIVE-21915:


| (/) *{color:green}+1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  9m 
 2s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m  
5s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
41s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m  
8s{color} | {color:blue} ql in master has 2254 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
0s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
31s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
10s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
10s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
40s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m 
19s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
3s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
15s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 25m 27s{color} | 
{color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  javac  javadoc  findbugs  checkstyle  compile  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-17710/dev-support/hive-personality.sh
 |
| git revision | master / 11f7856 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: ql U: ql |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-17710/yetus.txt |
| Powered by | Apache Yetushttp://yetus.apache.org |


This message was automatically generated.



> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-24 Thread Vineet Garg (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16871507#comment-16871507
 ] 

Vineet Garg commented on HIVE-21915:


[~zhangweilst] Thanks for providing the patch. Can you please add a test?

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>  Components: Query Processor
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
> Attachments: HIVE-21915.01.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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[jira] [Commented] (HIVE-21915) Hive with TEZ UNION ALL and UDTF results in data loss

2019-06-24 Thread Wei Zhang (JIRA) 


[ 
https://issues.apache.org/jira/browse/HIVE-21915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16871119#comment-16871119
 ] 

Wei Zhang commented on HIVE-21915:
--

Just added a patch for this issue. Anybody help to review the code?

> Hive with TEZ UNION ALL and UDTF results in data loss
> -
>
> Key: HIVE-21915
> URL: https://issues.apache.org/jira/browse/HIVE-21915
> Project: Hive
>  Issue Type: Bug
>Affects Versions: 1.2.1
>Reporter: Wei Zhang
>Assignee: Wei Zhang
>Priority: Major
>  Labels: pull-request-available
> Attachments: hive-21915-2019-06-24.patch
>
>
> The HQL syntax is like this:
> CREATE TEMPORARY TABLE tez_union_all_loss_data AS
> SELECT xxx, yyy, zzz,1 as tag
> FROM ods_1
> UNION ALL
> SELECT xxx, yyy, zzz, tag
> FROM
> (
> SELECT xxx
> ,get_json_object(get_json_object(tb,'$.a'),'$.b') AS yyy
> ,zzz
> ,2 as tag
> FROM ods_2
> LATERAL VIEW EXPLODE(some_udf(uuu)) team_number AS tb
> ) tbl 
> ;
>  
> With above HQL, we are expecting that rows with both tag = 2 and tag = 1 
> appear. In our case however, all the rows with tag = 1 are lost.
> Dig deeper we can find that the generated two maps have identical task tmp 
> paths. And that results from when UDTF is present, the FileSinkOperator will 
> be processed twice generating the tmp path in 
> GenTezUtils.removeUnionOperators();
>  



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