[ https://issues.apache.org/jira/browse/HIVE-20331?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16573638#comment-16573638 ]
Hive QA commented on HIVE-20331: -------------------------------- | (/) *{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} 8m 18s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 3s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 38s{color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 3m 58s{color} | {color:blue} ql in master has 2305 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 55s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 23s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 4s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 4s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 37s{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 2s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 56s{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} 23m 38s{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 3.16.36-1+deb8u1 (2016-09-03) x86_64 GNU/Linux | | Build tool | maven | | Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-13104/dev-support/hive-personality.sh | | git revision | master / 7dce7b7 | | Default Java | 1.8.0_111 | | findbugs | v3.0.0 | | modules | C: ql U: ql | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-13104/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > Query with union all, lateral view and Join fails with "cannot find parent in > the child operator" > ------------------------------------------------------------------------------------------------- > > Key: HIVE-20331 > URL: https://issues.apache.org/jira/browse/HIVE-20331 > Project: Hive > Issue Type: Bug > Components: Physical Optimizer > Affects Versions: 2.1.1 > Reporter: Aihua Xu > Assignee: Aihua Xu > Priority: Major > Attachments: HIVE-20331.1.patch > > > The following query with Union, Lateral view and Join will fail during > execution with the exception below. > {noformat} > create table t1(col1 int); > SELECT 1 AS `col1` > FROM t1 > UNION ALL > SELECT 2 AS `col1` > FROM > (SELECT col1 > FROM t1 > ) x1 > JOIN > (SELECT col1 > FROM > (SELECT > Row_Number() over (PARTITION BY col1 ORDER BY col1) AS `col1` > FROM t1 > ) x2 lateral VIEW explode(map(10,1))`mapObj` AS `col2`, `col3` > ) `expdObj` > {noformat} > {noformat} > Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive internal > error: cannot find parent in the child operator! > at > org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:362) > ~[hive-exec-4.0.0-SNAPSHOT.jar:4.0.0-SNAPSHOT] > at > org.apache.hadoop.hive.ql.exec.MapOperator.initializeMapOperator(MapOperator.java:509) > ~[hive-exec-4.0.0-SNAPSHOT.jar:4.0.0-SNAPSHOT] > at > org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:116) > ~[hive-exec-4.0.0-SNAPSHOT.jar:4.0.0-SNAPSHOT] > {noformat} > After debugging, seems we have issues in GenMRFileSink1 class in which we are > setting incorrect aliasToWork to the MapWork. -- This message was sent by Atlassian JIRA (v7.6.3#76005)