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From "Jesus Camacho Rodriguez (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-14006) Hive query with UNION ALL fails with ArrayIndexOutOfBoundsException
Date Thu, 16 Jun 2016 23:40:05 GMT

     [ https://issues.apache.org/jira/browse/HIVE-14006?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jesus Camacho Rodriguez updated HIVE-14006:
-------------------------------------------
    Fix Version/s:     (was: 2.1.1)
                       (was: 2.2.0)
                   2.1.0

> Hive query with UNION ALL fails with ArrayIndexOutOfBoundsException
> -------------------------------------------------------------------
>
>                 Key: HIVE-14006
>                 URL: https://issues.apache.org/jira/browse/HIVE-14006
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>    Affects Versions: 2.0.0
>            Reporter: Naveen Gangam
>            Assignee: Naveen Gangam
>             Fix For: 2.1.0
>
>         Attachments: HIVE-14006.1.patch, HIVE-14006.patch
>
>
> set hive.cbo.enable=false;
> DROP VIEW IF EXISTS a_view;
> DROP TABLE IF EXISTS table_a1;
> DROP TABLE IF EXISTS table_a2;
> DROP TABLE IF EXISTS table_b1;
> DROP TABLE IF EXISTS table_b2;
> CREATE TABLE table_a1
> (composite_key STRING);
> CREATE TABLE table_a2
> (composite_key STRING);
> CREATE TABLE table_b1
> (composite_key STRING, col1 STRING);
> CREATE TABLE table_b2
> (composite_key STRING);
> CREATE VIEW a_view AS
> SELECT
> substring(a1.composite_key, 1, locate('|',a1.composite_key) - 1) AS autoname,
> NULL AS col1
> FROM table_a1 a1
> FULL OUTER JOIN table_a2 a2
> ON a1.composite_key = a2.composite_key
> UNION ALL
> SELECT
> substring(b1.composite_key, 1, locate('|',b1.composite_key) - 1) AS autoname,
> b1.col1 AS col1
> FROM table_b1 b1
> FULL OUTER JOIN table_b2 b2
> ON b1.composite_key = b2.composite_key;
> INSERT INTO TABLE table_b1
> SELECT * FROM (
> SELECT 'something|awful', 'col1'
> )s ;
> SELECT autoname
> FROM a_view
> WHERE autoname='something';
> fails with 
> Diagnostic Messages for this Task:
> Error: java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException:
Hive Runtime Error while processing row {"_col0":"something"}
> 	at org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:179)
> 	at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54)
> 	at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:453)
> 	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343)
> 	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:415)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1693)
> 	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while
processing row {"_col0":"something"}
> 	at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:507)
> 	at org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:170)
> 	... 8 more
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
> 	at org.apache.hadoop.hive.ql.exec.UnionOperator.processOp(UnionOperator.java:134)
> 	at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:815)
> 	at org.apache.hadoop.hive.ql.exec.TableScanOperator.processOp(TableScanOperator.java:95)
> 	at org.apache.hadoop.hive.ql.exec.MapOperator$MapOpCtx.forward(MapOperator.java:157)
> 	at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:497)
> The same query succeeds when {{hive.ppd.remove.duplicatefilters=false}} with or without
CBO on. It also succeeds with just CBO on.



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