[GitHub] carbondata issue #2412: [CARBONDATA-2656] Presto vector stream readers perfo...

[sv71294]

Github user sv71294 commented on the issue:

    https://github.com/apache/carbondata/pull/2412
  
    Hi Liang,
    I tried to reproduce the same issue, with provided script, I created the 
table and executed the SQL.
    I am getting the same result with SPARK  as well as with PRESTO (within 
almost same time), please check the attached screenshot.
    
![presto](https://user-images.githubusercontent.com/3933895/42147137-f8d286b6-7de9-11e8-8865-e5ce65b91a09.png)
    
![spark](https://user-images.githubusercontent.com/3933895/42147138-f913de22-7de9-11e8-9c31-16dda0becfae.png)
    



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