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From "Phabricator (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2540) LATERAL VIEW with EXPLODE produces ConcurrentModificationException
Date Mon, 16 Apr 2012 07:16:20 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-2540:
------------------------------

    Attachment: HIVE-2540.D2805.1.patch

navis requested code review of "HIVE-2540 [jira] LATERAL VIEW with EXPLODE produces ConcurrentModificationException".
Reviewers: JIRA

  DPAL-1095 LATERAL VIEW with EXPLODE produces ConcurrentModificationException

  The following produces ConcurrentModificationException on the for loop inside EXPLODE:

  create table foo as select array(1, 2) a from src limit 1;
  select a, x.b from foo lateral view explode(a) x as b;

TEST PLAN
  EMPTY

REVISION DETAIL
  https://reviews.facebook.net/D2805

AFFECTED FILES
  hbase-handler/src/java/org/apache/hadoop/hive/hbase/LazyHBaseCellMap.java
  ql/src/test/queries/clientpositive/udf_explode.q
  ql/src/test/queries/clientpositive/udtf_explode.q
  ql/src/test/results/clientpositive/udf_explode.q.out
  ql/src/test/results/clientpositive/udtf_explode.q.out
  serde/src/java/org/apache/hadoop/hive/serde2/lazy/LazyArray.java
  serde/src/java/org/apache/hadoop/hive/serde2/lazy/LazyMap.java

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> LATERAL VIEW with EXPLODE produces ConcurrentModificationException
> ------------------------------------------------------------------
>
>                 Key: HIVE-2540
>                 URL: https://issues.apache.org/jira/browse/HIVE-2540
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor
>    Affects Versions: 0.7.1
>            Reporter: David Phillips
>         Attachments: HIVE-2540.D2805.1.patch
>
>
> The following produces {{ConcurrentModificationException}} on the {{for}} loop inside
EXPLODE:
> {code}
> create table foo as select array(1, 2) a from src limit 1;
> select a, x.b from foo lateral view explode(a) x as b;
> {code}

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