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From "Carl Steinbach (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HIVE-996) "describe function" throws NPE when when called on UDTF or UDAF
Date Wed, 06 Jan 2010 22:54:54 GMT

    [ https://issues.apache.org/jira/browse/HIVE-996?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12797371#action_12797371
] 

Carl Steinbach commented on HIVE-996:
-------------------------------------

* Added annotations for UDAFMax and UDAFMin.
* Correctly handle the GenericUDAFBridge case in FunctionInfo.getFunctionClass().


> "describe function" throws NPE when when called on UDTF or UDAF
> ---------------------------------------------------------------
>
>                 Key: HIVE-996
>                 URL: https://issues.apache.org/jira/browse/HIVE-996
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Carl Steinbach
>            Assignee: Carl Steinbach
>             Fix For: 0.5.0
>
>         Attachments: HIVE-996.2.patch, HIVE-996.patch
>
>
> {noformat}
> hive> describe function explode;
> describe function explode;
> FAILED: Error in metadata: java.lang.NullPointerException
> FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask
> hive> describe function sum;
> describe function sum;
> FAILED: Error in metadata: java.lang.NullPointerException
> FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask
> hive> describe function conv;
> describe function conv;
> OK
> conv(num, from_base, to_base) - convert num from from_base to to_base
> Time taken: 0.042 seconds
> {noformat}

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