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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-20370) Vectorization: Add Native Vector MapJoin hash table optimization for Left/Right Outer Joins when there are no Small Table values
Date Fri, 17 Aug 2018 16:45:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-20370?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16584152#comment-16584152
] 

Hive QA commented on HIVE-20370:
--------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| 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}  8m 35s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m  7s{color} |
{color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 50s{color}
| {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m  2s{color} | {color:blue}
ql in master has 2308 extant Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  1s{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  9s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m  9s{color} | {color:green}
the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 53s{color} | {color:red}
ql: The patch generated 105 new + 973 unchanged - 57 fixed = 1078 total (was 1030) {color}
|
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red}  0m  0s{color} | {color:red}
The patch has 2 line(s) that end in whitespace. Use git apply --whitespace=fix <<patch_file>>.
Refer https://git-scm.com/docs/git-apply {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m 20s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  1s{color} |
{color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 13s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 25m 19s{color} | {color:black}
{color} |
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|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  javac  javadoc  findbugs  checkstyle  compile  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.36-1+deb8u1 (2016-09-03)
x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-13303/dev-support/hive-personality.sh
|
| git revision | master / 513ee73 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-13303/yetus/diff-checkstyle-ql.txt
|
| whitespace | http://104.198.109.242/logs//PreCommit-HIVE-Build-13303/yetus/whitespace-eol.txt
|
| modules | C: ql U: ql |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-13303/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Vectorization: Add Native Vector MapJoin hash table optimization for Left/Right Outer
Joins when there are no Small Table values
> --------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-20370
>                 URL: https://issues.apache.org/jira/browse/HIVE-20370
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>         Attachments: HIVE-20370.01.patch, HIVE-20370.02.patch, HIVE-20370.03.patch
>
>
> Similar to Native Vector MapJoin's InnerBigOnly optimization that uses an efficient Hash
Multi-Set with a counter instead of a Hash Map with an empty value, do the same for Outer
joins.



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