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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-18005) Improve size estimation for array() to be not 0
Date Wed, 29 Nov 2017 17:50:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-18005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16271216#comment-16271216
] 

Hive QA commented on HIVE-18005:
--------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  0s{color} | {color:blue}
Findbugs executables are not available. {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 13s{color} | {color:blue}
Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  4m 58s{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 43s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  2s{color} |
{color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 21s{color} | {color:blue}
Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 35s{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}  0m  9s{color} | {color:green}
storage-api generated 0 new + 2 unchanged - 1 fixed = 2 total (was 3) {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m  1s{color} | {color:green}
ql in the patch passed. {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m  9s{color}
| {color:green} storage-api: The patch generated 0 new + 35 unchanged - 4 fixed = 35 total
(was 39) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 34s{color} | {color:red}
ql: The patch generated 1 new + 93 unchanged - 0 fixed = 94 total (was 93) {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} 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 12s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 14m 32s{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/dev-support/hive-personality.sh |
| git revision | master / 65cd866 |
| Default Java | 1.8.0_111 |
| checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-8047/yetus/diff-checkstyle-ql.txt
|
| modules | C: storage-api ql U: . |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-8047/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Improve size estimation for array() to be not 0
> -----------------------------------------------
>
>                 Key: HIVE-18005
>                 URL: https://issues.apache.org/jira/browse/HIVE-18005
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Statistics
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>         Attachments: HIVE-18005.01.patch, HIVE-18005.01.patch, HIVE-18005.02.patch
>
>
> happens only in case the array is not from a column; and the array contains no column
references
> {code}
> EXPLAIN
> SELECT sort_array(array("b", "d", "c", "a")),array("1","2") FROM t
> ...
>              Statistics: Num rows: 1 Data size: 0 Basic stats: COMPLETE Column stats:
COMPLETE
>              ListSink
> {code}



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