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From "Hive QA (Jira)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-23095) NDV might be overestimated for a table with ~70 value
Date Wed, 01 Apr 2020 04:46:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-23095?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17072376#comment-17072376
] 

Hive QA commented on HIVE-23095:
--------------------------------

| (/) *{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  4s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 26s{color} |
{color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 18s{color}
| {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  1m 12s{color} | {color:blue}
standalone-metastore/metastore-server in master has 190 extant Findbugs warnings. {color}
|
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 20s{color} |
{color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 32s{color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 27s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 27s{color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 18s{color}
| {color:green} standalone-metastore/metastore-server: The patch generated 0 new + 23 unchanged
- 1 fixed = 23 total (was 24) {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}  1m 18s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 20s{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} 14m 59s{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-21364/dev-support/hive-personality.sh
|
| git revision | master / aa142d1 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: standalone-metastore/metastore-server U: standalone-metastore/metastore-server
|
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-21364/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> NDV might be overestimated for a table with ~70 value
> -----------------------------------------------------
>
>                 Key: HIVE-23095
>                 URL: https://issues.apache.org/jira/browse/HIVE-23095
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-23095.01.patch, HIVE-23095.02.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> uncovered during looking into HIVE-23082
> https://issues.apache.org/jira/browse/HIVE-23082?focusedCommentId=17067773&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-17067773



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