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https://issues.apache.org/jira/browse/HIVE-18725?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16421820#comment-16421820
 ] 

Hive QA commented on HIVE-18725:
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| (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:green}+1{color} | {color:green} mvninstall {color} | {color:green}  8m 
23s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
17s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
44s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m  
4s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
38s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
16s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
16s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
51s{color} | {color:green} ql: The patch generated 0 new + 162 unchanged - 5 
fixed = 162 total (was 167) {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  
6s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} asflicense {color} | {color:red}  0m 
16s{color} | {color:red} The patch generated 49 ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 16m 58s{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-9953/dev-support/hive-personality.sh
 |
| git revision | master / 9e98d59 |
| Default Java | 1.8.0_111 |
| asflicense | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-9953/yetus/patch-asflicense-problems.txt
 |
| modules | C: ql U: ql |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-9953/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Improve error handling for subqueries if there is wrong column reference
> ------------------------------------------------------------------------
>
>                 Key: HIVE-18725
>                 URL: https://issues.apache.org/jira/browse/HIVE-18725
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Planning
>            Reporter: Vineet Garg
>            Assignee: Igor Kryvenko
>            Priority: Major
>         Attachments: HIVE-18725.01.patch, HIVE-18725.02.patch, 
> HIVE-18725.03.patch, HIVE-18725.04.patch
>
>
> If there is a column reference within subquery which doesn't exist Hive 
> throws misleading error message.
> e.g. 
> {code:sql}
> select * from table1 where table1.col1 IN (select col2 from table2 where 
> table2.col1=table1.non_existing_column) and table1.col1 IN (select 4);
> {code}
> The above query, assuming table1 doesn't have non_existing_column, will throw 
> following misleading error:
> {noformat}
> FAILED: SemanticException Line 0:-1 Unsupported SubQuery Expression 'col1': 
> Only 1 SubQuery expression is supported.
> {noformat}



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