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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-2181) Clean up the scratch.dir (tmp/hive-root) while restarting Hive server.
Date Wed, 14 Sep 2011 23:46:09 GMT

    [ https://issues.apache.org/jira/browse/HIVE-2181?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13105007#comment-13105007
] 

Hudson commented on HIVE-2181:
------------------------------

Integrated in Hive-trunk-h0.21 #954 (See [https://builds.apache.org/job/Hive-trunk-h0.21/954/])
    HIVE-2181. Avoid null pointer exception when executing UDF
(Chinna Rao Lalam via jvs)

jvs : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1170721
Files : 
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFBridge.java
* /hive/trunk/ql/src/test/queries/clientnegative/udfnull.q
* /hive/trunk/ql/src/test/results/clientnegative/udfnull.q.out
* /hive/trunk/ql/src/test/results/compiler/plan/cast1.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby1.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby2.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby3.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby4.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby5.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/groupby6.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/input20.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/input8.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/join2.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample1.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample2.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample3.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample4.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample5.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample6.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/sample7.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/udf1.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/udf4.q.xml
* /hive/trunk/ql/src/test/results/compiler/plan/udf6.q.xml


>  Clean up the scratch.dir (tmp/hive-root) while restarting Hive server. 
> ------------------------------------------------------------------------
>
>                 Key: HIVE-2181
>                 URL: https://issues.apache.org/jira/browse/HIVE-2181
>             Project: Hive
>          Issue Type: Bug
>          Components: Server Infrastructure
>    Affects Versions: 0.8.0
>         Environment: Suse linux, Hadoop 20.1, Hive 0.8
>            Reporter: sanoj mathew
>            Assignee: Chinna Rao Lalam
>            Priority: Minor
>         Attachments: HIVE-2181.1.patch, HIVE-2181.2.patch, HIVE-2181.patch
>
>   Original Estimate: 48h
>  Remaining Estimate: 48h
>
> Now queries leaves the map outputs under scratch.dir after execution. If the hive server
is stopped we need not keep the stopped server's map oputputs. So whle starting the server
we can clear the scratch.dir. This can help in improved disk usage.

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