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https://issues.apache.org/jira/browse/HIVE-12192?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16499098#comment-16499098
 ] 

Hive QA commented on HIVE-12192:
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| (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}  0m 
31s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  6m 
 9s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  8m 
29s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  7m 
51s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
25s{color} | {color:blue} storage-api in master has 48 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
27s{color} | {color:blue} common in master has 62 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
36s{color} | {color:blue} serde in master has 190 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
26s{color} | {color:blue} accumulo-handler in master has 21 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
23s{color} | {color:blue} druid-handler in master has 13 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
30s{color} | {color:blue} hbase-handler in master has 15 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
33s{color} | {color:blue} hcatalog/core in master has 33 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
23s{color} | {color:blue} hcatalog/hcatalog-pig-adapter in master has 2 extant 
Findbugs warnings. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  3m 
47s{color} | {color:red} branch/itests/hive-jmh cannot run convertXmlToText 
from findbugs {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
26s{color} | {color:blue} llap-common in master has 71 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
37s{color} | {color:blue} llap-server in master has 86 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  3m 
40s{color} | {color:blue} ql in master has 2278 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  7m 
59s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m  
6s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 10m 
24s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  8m 
40s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  8m 
40s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
12s{color} | {color:green} The patch storage-api passed checkstyle {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
17s{color} | {color:red} common: The patch generated 12 new + 466 unchanged - 
16 fixed = 478 total (was 482) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  1m 
31s{color} | {color:red} serde: The patch generated 13 new + 3454 unchanged - 
30 fixed = 3467 total (was 3484) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  8m 
12s{color} | {color:red} root: The patch generated 418 new + 11019 unchanged - 
267 fixed = 11437 total (was 11286) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
18s{color} | {color:green} The patch accumulo-handler passed checkstyle {color} 
|
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
20s{color} | {color:red} druid-handler: The patch generated 2 new + 136 
unchanged - 0 fixed = 138 total (was 136) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
16s{color} | {color:green} hbase-handler: The patch generated 0 new + 18 
unchanged - 1 fixed = 18 total (was 19) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
19s{color} | {color:green} The patch core passed checkstyle {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
17s{color} | {color:red} hcatalog/hcatalog-pig-adapter: The patch generated 1 
new + 85 unchanged - 1 fixed = 86 total (was 86) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
14s{color} | {color:green} The patch hive-jmh passed checkstyle {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
14s{color} | {color:green} llap-common: The patch generated 0 new + 7 unchanged 
- 2 fixed = 7 total (was 9) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
16s{color} | {color:red} llap-server: The patch generated 1 new + 148 unchanged 
- 1 fixed = 149 total (was 149) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  1m 
46s{color} | {color:red} ql: The patch generated 389 new + 6289 unchanged - 216 
fixed = 6678 total (was 6505) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
13s{color} | {color:green} The patch vector-code-gen passed checkstyle {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red}  0m  
0s{color} | {color:red} The patch has 1 line(s) that end in whitespace. Use git 
apply --whitespace=fix <<patch_file>>. Refer https://git-scm.com/docs/git-apply 
{color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
25s{color} | {color:red} patch/storage-api cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
35s{color} | {color:red} patch/common cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
43s{color} | {color:red} patch/serde cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
42s{color} | {color:red} patch/accumulo-handler cannot run setBugDatabaseInfo 
from findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
41s{color} | {color:red} patch/druid-handler cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
41s{color} | {color:red} patch/hbase-handler cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
45s{color} | {color:red} patch/hcatalog/core cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
38s{color} | {color:red} patch/hcatalog/hcatalog-pig-adapter cannot run 
setBugDatabaseInfo from findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  4m  
6s{color} | {color:red} patch/itests/hive-jmh cannot run setBugDatabaseInfo 
from findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
36s{color} | {color:red} patch/llap-common cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  1m  
6s{color} | {color:red} patch/llap-server cannot run setBugDatabaseInfo from 
findbugs {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  0m 
24s{color} | {color:red} ql in the patch failed. {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
21s{color} | {color:red} common generated 2 new + 25 unchanged - 0 fixed = 27 
total (was 25) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
24s{color} | {color:red} serde generated 100 new + 0 unchanged - 20 fixed = 100 
total (was 20) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  8m 
26s{color} | {color:red} root generated 216 new + 248 unchanged - 120 fixed = 
464 total (was 368) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
15s{color} | {color:red} druid-handler generated 3 new + 2 unchanged - 0 fixed 
= 5 total (was 2) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
16s{color} | {color:red} hbase-handler generated 1 new + 13 unchanged - 0 fixed 
= 14 total (was 13) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
20s{color} | {color:red} hcatalog_core generated 7 new + 1 unchanged - 0 fixed 
= 8 total (was 1) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
13s{color} | {color:red} itests_hive-jmh generated 3 new + 0 unchanged - 0 
fixed = 3 total (was 0) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red}  0m 
49s{color} | {color:red} ql generated 100 new + 0 unchanged - 100 fixed = 100 
total (was 100) {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
12s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}103m 39s{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-11438/dev-support/hive-personality.sh
 |
| git revision | master / 4463c2b |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.1 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/branch-findbugs-itests_hive-jmh.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-common.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-serde.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-root.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-druid-handler.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-hcatalog_hcatalog-pig-adapter.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-llap-server.txt
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| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-checkstyle-ql.txt
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| whitespace | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/whitespace-eol.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-storage-api.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-common.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-serde.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-accumulo-handler.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-druid-handler.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-hbase-handler.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-hcatalog_core.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-hcatalog_hcatalog-pig-adapter.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-itests_hive-jmh.txt
 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-llap-common.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-llap-server.txt
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| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/patch-findbugs-ql.txt
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| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-common.txt
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| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-serde.txt
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| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-root.txt
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| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-druid-handler.txt
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| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-hbase-handler.txt
 |
| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-hcatalog_core.txt
 |
| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-itests_hive-jmh.txt
 |
| javadoc | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus/diff-javadoc-javadoc-ql.txt
 |
| modules | C: storage-api common serde . accumulo-handler druid-handler 
hbase-handler hcatalog/core hcatalog/hcatalog-pig-adapter itests/hive-jmh 
llap-common llap-server ql vector-code-gen U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-11438/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Hive should carry out timestamp computations in UTC
> ---------------------------------------------------
>
>                 Key: HIVE-12192
>                 URL: https://issues.apache.org/jira/browse/HIVE-12192
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Hive
>            Reporter: Ryan Blue
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Blocker
>              Labels: timestamp
>         Attachments: HIVE-12192.01.patch, HIVE-12192.02.patch, 
> HIVE-12192.03.patch, HIVE-12192.04.patch, HIVE-12192.05.patch, 
> HIVE-12192.06.patch, HIVE-12192.07.patch, HIVE-12192.08.patch, 
> HIVE-12192.patch
>
>
> Hive currently uses the "local" time of a java.sql.Timestamp to represent the 
> SQL data type TIMESTAMP WITHOUT TIME ZONE. The purpose is to be able to use 
> {{Timestamp#getYear()}} and similar methods to implement SQL functions like 
> {{year}}.
> When the SQL session's time zone is a DST zone, such as America/Los_Angeles 
> that alternates between PST and PDT, there are times that cannot be 
> represented because the effective zone skips them.
> {code}
> hive> select TIMESTAMP '2015-03-08 02:10:00.101';
> 2015-03-08 03:10:00.101
> {code}
> Using UTC instead of the SQL session time zone as the underlying zone for a 
> java.sql.Timestamp avoids this bug, while still returning correct values for 
> {{getYear}} etc. Using UTC as the convenience representation (timestamp 
> without time zone has no real zone) would make timestamp calculations more 
> consistent and avoid similar problems in the future.
> Notably, this would break the {{unix_timestamp}} UDF that specifies the 
> result is with respect to ["the default timezone and default 
> locale"|https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-DateFunctions].
>  That function would need to be updated to use the 
> {{System.getProperty("user.timezone")}} zone.



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