> On March 15, 2017, 12:56 a.m., Ashutosh Chauhan wrote:
> > ql/src/java/org/apache/hadoop/hive/ql/exec/NamedJoinInfo.java
> > Lines 25 (patched)
> > <https://reviews.apache.org/r/57620/diff/1/?file=1664809#file1664809line25>
> >
> >     Better name: NamedColInJoin.

I think NamedJoinInfo is more appropriate because this class contains not only 
named column but also other information, e.g., table aliases and join type.


> On March 15, 2017, 12:56 a.m., Ashutosh Chauhan wrote:
> > ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java
> > Lines 1949 (patched)
> > <https://reviews.apache.org/r/57620/diff/1/?file=1664810#file1664810line1949>
> >
> >     Error message: Atleast one column is expected in using() Found: 0.

I have a second thought. It is impossible to have 0 columns as the parser will 
prevent user from doing so.


- pengcheng


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On March 14, 2017, 8:43 p.m., pengcheng xiong wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/57620/
> -----------------------------------------------------------
> 
> (Updated March 14, 2017, 8:43 p.m.)
> 
> 
> Review request for hive and Ashutosh Chauhan.
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> HIVE-15983
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/NamedJoinInfo.java PRE-CREATION 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java bf0a11b 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g 558ca7f 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/RowResolver.java e14f1cf 
>   ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java 0732207 
>   ql/src/test/queries/clientpositive/named_column_join.q PRE-CREATION 
>   ql/src/test/results/clientpositive/named_column_join.q.out PRE-CREATION 
> 
> 
> Diff: https://reviews.apache.org/r/57620/diff/1/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> pengcheng xiong
> 
>

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