[jira] [Created] (HIVE-7275) optimize these functions for windowing function.

[Kiet Ly (JIRA)]

Kiet Ly created HIVE-7275:
-----------------------------

             Summary: optimize these functions for windowing function.
                 Key: HIVE-7275
                 URL: https://issues.apache.org/jira/browse/HIVE-7275
             Project: Hive
          Issue Type: Bug
    Affects Versions: 0.13.0, 0.12.0, 0.11.0
         Environment: Hadoop 2.4.0, Hive 13.0
            Reporter: Kiet Ly


Please apply the window streaming optimization from issue HIVE-7143/7062 to 
these functions if they are applicable.

row_number 
count 
rank 
dense_rank  
nvl 
rank 
dense_rank  
nvl  
cast  
decode  
median  
stddev  
coalesce  
floor  
sign  
abs  
ltrim  
substring  
to_char 





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