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https://issues.apache.org/jira/browse/HIVE-21368?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16789268#comment-16789268
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Hive QA commented on HIVE-21368:
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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
37s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m
10s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m
12s{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:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 4m
7s{color} | {color:blue} ql in master has 2258 extant Findbugs warnings.
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| {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
27s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m
31s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m
14s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m
14s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
44s{color} | {color:green} the patch passed {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} 4m
21s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m
0s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m
16s{color} | {color:green} The patch does not generate ASF License warnings.
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| {color:black}{color} | {color:black} {color} | {color:black} 26m 56s{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-16439/dev-support/hive-personality.sh
|
| git revision | master / c3939da |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: ql itests U: . |
| Console output |
http://104.198.109.242/logs//PreCommit-HIVE-Build-16439/yetus.txt |
| Powered by | Apache Yetus http://yetus.apache.org |
This message was automatically generated.
> Vectorization: Unnecessary Decimal64 -> HiveDecimal conversion
> --------------------------------------------------------------
>
> Key: HIVE-21368
> URL: https://issues.apache.org/jira/browse/HIVE-21368
> Project: Hive
> Issue Type: Bug
> Reporter: Gopal V
> Assignee: Teddy Choi
> Priority: Major
> Attachments: HIVE-21368.1.patch
>
>
> Joins projecting Decimal64 have a suspicious cast in the inner loop
> {code}
> ConvertDecimal64ToDecimal(col 14:decimal(7,2)/DECIMAL_64) -> 24:decimal(7,2)'
> {code}
> {code}
> create temporary table foo(x int , y decimal(7,2));
> create temporary table bar(x int , y decimal(7,2));
> set hive.explain.user=false;
> explain vectorization detail select sum(foo.y) from foo, bar where foo.x =
> bar.x;
> {code}
> {code}
> ' Map Join Operator'
> ' condition map:'
> ' Inner Join 0 to 1'
> ' keys:'
> ' 0 _col0 (type: int)'
> ' 1 _col0 (type: int)'
> ' Map Join Vectorization:'
> ' bigTableKeyColumnNums: [0]'
> ' bigTableRetainedColumnNums: [3]'
> ' bigTableValueColumnNums: [3]'
> ' bigTableValueExpressions:
> ConvertDecimal64ToDecimal(col 1:decimal(7,2)/DECIMAL_64) -> 3:decimal(7,2)'
> ' className: VectorMapJoinInnerBigOnlyLongOperator'
> ' native: true'
> ' nativeConditionsMet:
> hive.mapjoin.optimized.hashtable IS true,
> hive.vectorized.execution.mapjoin.native.enabled IS true,
> hive.execution.engine tez IN [tez, spark] IS true, One MapJoin Condition IS
> true, No nullsafe IS true, Small table vectorizes IS true, Fast Hash Table
> and No Hybrid Hash Join IS true'
> ' projectedOutputColumnNums: [3]'
> {code}
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