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https://issues.apache.org/jira/browse/HIVE-21724?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16841129#comment-16841129
 ] 

Hive QA commented on HIVE-21724:
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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}  1m 
59s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  7m 
35s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
28s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
58s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
42s{color} | {color:blue} serde in master has 193 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m 
20s{color} | {color:blue} ql in master has 2258 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
21s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
25s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
53s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
28s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
28s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
19s{color} | {color:red} serde: The patch generated 24 new + 421 unchanged - 5 
fixed = 445 total (was 426) {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}  5m 
23s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
18s{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} 30m 53s{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 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-17232/dev-support/hive-personality.sh
 |
| git revision | master / c507156 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-17232/yetus/diff-checkstyle-serde.txt
 |
| modules | C: serde ql itests U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-17232/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Nested ARRAY and STRUCT inside MAP don't work with LazySimpleDeserializeRead
> ----------------------------------------------------------------------------
>
>                 Key: HIVE-21724
>                 URL: https://issues.apache.org/jira/browse/HIVE-21724
>             Project: Hive
>          Issue Type: Bug
>          Components: Serializers/Deserializers
>    Affects Versions: 3.1.1
>            Reporter: Daniel Voros
>            Assignee: Daniel Voros
>            Priority: Major
>         Attachments: HIVE-21724.1.patch, HIVE-21724.2.patch, 
> HIVE-21724.2.patch
>
>
> The logic during vectorized execution that keeps track of how deep we are in 
> the nested structure doesn't work for ARRAYs and STRUCTs embedded inside maps.
> Repro steps (with hive.vectorized.execution.enabled=true):
> {code}
> CREATE TABLE srctable(a map<int,array<int>>) STORED AS TEXTFILE;
> create table desttable(c1 map<int,array<int>>);
> insert into srctable values (map(1, array(1, 2, 3)));
> insert into desttable select a from srctable;
> select * from desttable;
> {code}
> Will produce:
> {code}
> {1:[null]}
> {code}



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