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From "Amareshwari Sriramadasu (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-1678) NPE in MapJoin
Date Mon, 04 Oct 2010 06:41:34 GMT

     [ https://issues.apache.org/jira/browse/HIVE-1678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Amareshwari Sriramadasu updated HIVE-1678:
------------------------------------------

    Status: Patch Available  (was: Open)

> NPE in MapJoin 
> ---------------
>
>                 Key: HIVE-1678
>                 URL: https://issues.apache.org/jira/browse/HIVE-1678
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Amareshwari Sriramadasu
>            Assignee: Amareshwari Sriramadasu
>         Attachments: patch-1678.txt
>
>
> The query with two map joins and a group by fails with following NPE:
> Caused by: java.lang.NullPointerException
>         at org.apache.hadoop.hive.ql.exec.MapJoinOperator.processOp(MapJoinOperator.java:177)
>         at org.apache.hadoop.hive.ql.exec.Operator.process(Operator.java:457)
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:697)
>         at org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:84)
>         at org.apache.hadoop.hive.ql.exec.Operator.process(Operator.java:457)
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:697)
>         at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:464)

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