> On 2011-06-14 19:14:04, John Sichi wrote:
> > Wouldn't it be better to change COALESCE to just check that the two objects 
> > have the same type family (both numeric)?  That's what happens in standard 
> > SQL, and then the widest type is used for the result.  This is what UNION 
> > ALL should be doing also, although currently it uses the same annoying 
> > check as COALESCE.
> >

Also, CAST(0 AS BIGINT) already works the same as 0L.


- John


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On 2011-06-14 19:04:53, Syed Albiz wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/889/
> -----------------------------------------------------------
> 
> (Updated 2011-06-14 19:04:53)
> 
> 
> Review request for hive and John Sichi.
> 
> 
> Summary
> -------
> 
> Added a rule to the lexical grammar to allow BIGINT constants ending with 
> 'L', and a clause to the TypeCheckProcFactory to ensure it gets interpreted 
> properly.
> 
> 
> This addresses bug HIVE-872.
>     https://issues.apache.org/jira/browse/HIVE-872
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/Hive.g 9161319 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/TypeCheckProcFactory.java 
> dfadb9f 
>   ql/src/test/queries/clientpositive/bigint_const.q PRE-CREATION 
>   ql/src/test/results/clientpositive/bigint_const.q.out PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/889/diff
> 
> 
> Testing
> -------
> 
> TestCliDriver passes, previous behaviour was to accept bigint constants 
> specified without 'L', which is also preserved, so adding additional tests 
> for this case seems unnecessary.
> 
> 
> Thanks,
> 
> Syed
> 
>

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