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https://issues.apache.org/jira/browse/HIVE-21164?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17027855#comment-17027855
 ] 

Hive QA commented on HIVE-21164:
--------------------------------

| (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:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  2m 
10s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  8m 
18s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 
42s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
55s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m 
26s{color} | {color:blue} ql in master has 1537 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
30s{color} | {color:blue} hcatalog/streaming in master has 11 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
29s{color} | {color:blue} streaming in master has 2 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
44s{color} | {color:blue} itests/hive-unit in master has 2 extant Findbugs 
warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m  
4s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
30s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  3m 
 3s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m 
42s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  2m 
42s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  1m  
7s{color} | {color:red} ql: The patch generated 45 new + 2707 unchanged - 24 
fixed = 2752 total (was 2731) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
20s{color} | {color:red} itests/hive-unit: The patch generated 22 new + 177 
unchanged - 21 fixed = 199 total (was 198) {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  4m 
39s{color} | {color:red} ql generated 1 new + 1536 unchanged - 1 fixed = 1537 
total (was 1537) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m  
2s{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} 41m 46s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:ql |
|  |  Dead store to filename in 
org.apache.hadoop.hive.ql.io.AcidUtils.parseBucketId(Path)  At 
AcidUtils.java:org.apache.hadoop.hive.ql.io.AcidUtils.parseBucketId(Path)  At 
AcidUtils.java:[line 434] |
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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 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-20433/dev-support/hive-personality.sh
 |
| git revision | master / d4248dc |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.1 |
| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-20433/yetus/diff-checkstyle-ql.txt
 |
| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-20433/yetus/diff-checkstyle-itests_hive-unit.txt
 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-20433/yetus/new-findbugs-ql.html
 |
| modules | C: ql hcatalog/streaming streaming itests/hive-unit U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-20433/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> ACID: explore how we can avoid a move step during inserts/compaction
> --------------------------------------------------------------------
>
>                 Key: HIVE-21164
>                 URL: https://issues.apache.org/jira/browse/HIVE-21164
>             Project: Hive
>          Issue Type: Bug
>          Components: Transactions
>    Affects Versions: 3.1.1
>            Reporter: Vaibhav Gumashta
>            Assignee: Marta Kuczora
>            Priority: Major
>         Attachments: HIVE-21164.1.patch, HIVE-21164.10.patch, 
> HIVE-21164.11.patch, HIVE-21164.11.patch, HIVE-21164.12.patch, 
> HIVE-21164.13.patch, HIVE-21164.14.patch, HIVE-21164.14.patch, 
> HIVE-21164.15.patch, HIVE-21164.16.patch, HIVE-21164.2.patch, 
> HIVE-21164.3.patch, HIVE-21164.4.patch, HIVE-21164.5.patch, 
> HIVE-21164.6.patch, HIVE-21164.7.patch, HIVE-21164.8.patch, HIVE-21164.9.patch
>
>
> Currently, we write compacted data to a temporary location and then move the 
> files to a final location, which is an expensive operation on some cloud file 
> systems. Since HIVE-20823 is already in, it can control the visibility of 
> compacted data for the readers. Therefore, we can perhaps avoid writing data 
> to a temporary location and directly write compacted data to the intended 
> final path.



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