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Posted to dev@hive.apache.org by Adam Fokken <ad...@gmail.com> on 2011/10/03 00:54:26 UTC

Review Request: HIVE-1399 - Nested UDAFs cause Hive Internal Error (NullPointerException)

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/2146/
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Review request for hive.


Summary
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HIVE-1399 - fix for null pointer with nested UDAFs


This addresses bug HIVE-1399.
    https://issues.apache.org/jira/browse/HIVE-1399


Diffs
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  ql/src/java/org/apache/hadoop/hive/ql/parse/ErrorMsg.java 2798eaa 
  ql/src/java/org/apache/hadoop/hive/ql/parse/TypeCheckProcFactory.java 0fd4eb9 
  ql/src/test/queries/clientnegative/udaf_not_supported1.q e69de29 
  ql/src/test/results/clientnegative/udaf_not_supported1.q.out e69de29 

Diff: https://reviews.apache.org/r/2146/diff


Testing
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Thanks,

Adam


Re: Review Request: HIVE-1399 - Nested UDAFs cause Hive Internal Error (NullPointerException)

Posted by John Sichi <js...@fb.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/2146/#review2625
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ql/src/java/org/apache/hadoop/hive/ql/parse/ErrorMsg.java
<https://reviews.apache.org/r/2146/#comment5933>

    Need a better error message here since
    
    (a) this validation rule applies to builtin aggregate function such as SUM also (so we should just refer to "aggregate functions" rather than UDAF's)
    
    (b) this error message also shows up if you try to use an aggregate function in the WHERE clause (or anywhere other than SELECT/HAVING)
    
    So either we need to discriminate the two contexts, or else come up with a wording that covers both without causing confusion.
    


- John


On 2011-10-02 22:54:26, Adam Fokken wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/2146/
> -----------------------------------------------------------
> 
> (Updated 2011-10-02 22:54:26)
> 
> 
> Review request for hive.
> 
> 
> Summary
> -------
> 
> HIVE-1399 - fix for null pointer with nested UDAFs
> 
> 
> This addresses bug HIVE-1399.
>     https://issues.apache.org/jira/browse/HIVE-1399
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/ErrorMsg.java 2798eaa 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/TypeCheckProcFactory.java 0fd4eb9 
>   ql/src/test/queries/clientnegative/udaf_not_supported1.q e69de29 
>   ql/src/test/results/clientnegative/udaf_not_supported1.q.out e69de29 
> 
> Diff: https://reviews.apache.org/r/2146/diff
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Adam
> 
>